Molecular Approach to Biochemistry and Molecular Biology 3rd Edition Solution Manual PDF Review

Molecular Approach to Biochemistry and Molecular Biology 3rd Edition Solution Manual PDF ReviewA Molecular Approach to Biochemistry and Molecular Biology 3rd Edition Solution Manual PDF is another step in the progression of offering better solutions to the problems of Chemistry students who wish to study Biology. This text, like the first edition, offers free usage of this manual.This book does not only contain the word 'A' in its title; it also contains some very useful information about The Molecular Approach to Biochemistry and Molecular Biology. In fact, this is one of the best offerings that are available for a Biology Chemistry class. The author has written the book based on the problems and questions that students have encountered while taking Chemistry classes. This book was first released in 2020 and was one of the first materials that was actually tested in labs and clinics to see if it would work as an effective handbook for a Chemistry class.The new edition has been compl etely revised by the author and brings forth more than a hundred illustrations and has a section that explains what proteins do and how they do it. There is also a section on the genetics of human beings and how the structure of DNA could help biology students learn and understand DNA's function in Biology.One of the major problems with Biology is that many of the biological problems involve the analysis of proteins and even DNA. It is therefore important that students have some knowledge of the molecular structure so that they can answer the questions that they might encounter in Biology labs. In the past, textbooks taught students the science behind these but as Biology was a complicated subject that required many years of study, the lectures and the textbook were only fit for Biology students who already knew the subject.The solution manual for the Molecular Approach to Biochemistry and Molecular Biology contains both lab notebooks and the explanations for the images included in the pages. This allows students to be able to use this book in their Chemistry classes as well as in Biology classes. The book also provides a visual representation of the key scientific and biological concepts used in Biology and Chemistry so that students will be able to understand the information better.In addition to providing explanations for the images in the pages of the Molecular Approach to Biochemistry and Molecular Biology, the book also contains a chapter on body movements and has clear diagrams that have also been constructed to highlight their functions. For instance, a diagram illustrates that the human nose has a double hook and because of this they get the best results when sticking a pin into the nose.The book also provides an introduction to DNA, which was originally presented in the book Molecular Biology: Structure and Function in 2020. Here is where the book gets its name because the writer wanted to provide a short but effective introduction to DNA and how it can help solve some of the most common biological problems. For example, he explains that the human heart is formed by DNA in which the question of how do they move the blood is very clear.Overall, the Molecular Approach to Biochemistry and Molecular Biology 3rd Edition Solution Manual PDF is one of the best and most popular books for Biology and Chemistry. Students do not only have access to the information they need in labs but this textbook can also be utilized in a Biology class or at home during homework and study time. The book is portable and can be used anywhere.

What is Required to Qualify for HCCC Tutoring Center?

What is Required to Qualify for HCCC Tutoring Center?The HCCC tutoring center is a place where anybody can find a suitable tuition in subjects related to business, medicine, math, English, etc. There are certain requirements that you should follow if you want to avail of the same.The first thing that you need to do is to check with the particular training institute. Many of them have varying degrees of application. So before making an appointment to a particular centre, it is very important to compare their various programs with their degree programs.Moreover, the degree required for admission to the HCCC centre differs from one center to another. So before making an appointment, it is best to check all the available institutes of the same kind. Otherwise, if you are not clear about the degree program, you may end up wasting your time and effort.The second requirement that you must know is that the curriculum required by the HCCC tutoring center varies from one centre to another. So make sure that you study the different curriculum extensively and make a correct selection.The third requirement that you must look into is that the degree required by the HCCC tutoring center varies as per the type of degree program that they offer. So it is highly recommended that you select the one that matches your field well. Also, it is very important that you make an estimate about the fee that you will be required to pay before making an appointment to the centre.One of the other points that you must know is that you will be required to pay certain time prior to the actual date of the session. However, this does not mean that you will be required to spend more money in paying the fee. What it means is that there is a limit to how much you can pay at any one time.Lastly, make sure that you go through the terms and conditions in which you will be required to fill up before you get enrolled in the program. This will help you make the right decision about whether the program is suitable for you or not. Make sure that you do your due diligence before you decide to enroll yourself in the center.

What Is the Best Organic Chemistry Model Kit?

What Is the Best Organic Chemistry Model Kit?One of the most popular and best options available to the youngster interested in learning how to do science is a chemistry model kit. This model provides them with all the tools necessary to do the science in a lot of fun. What is really nice about this toy is that there are plenty of different types and models that would give a lot of different toys to a youngster interested in doing science.The reason why this kind of kit is so popular is because it is such a fun and useful toy to have around the house. It would allow the child to explore all the various elements and the nature of chemistry and other scientific concepts that they might learn in school. It would also allow them to be able to do simple experiments with the use of real chemicals to see just how easy it can be.To start off, one of the more popular and best models available is an organic chemistry model kit. These kits would feature a detailed display case that would definit ely be something to take note of when trying to buy the next kit for them. There would be a number of different models and forms that the kits would be provided. For instance, you could have a single unit, which would consist of a container and several plastic parts in it.You could also choose from something called a snap together system where you could snap the parts together and let them 'grow' to form a new item. Of course, a large number of smaller kits would come with a tool kit that would enable them to do simple experiments with the use of real ingredients. This type of kit would be ideal for the aspiring scientist who wishes to be able to build simple experiments on their own and at the same time have a great use of materials that they would require when carrying out experiments.Another option for this type of kit would be a liquid nitrogen kit. This particular kit would enable the young scientist to do a simple experiment with the simple element Nitrogen, which is used by m any laboratories and chemical factories around the world. All the ingredients would be easily accessible and easy to use.One type of kit would also be one that would be completely enclosed by means of a step diagram. This kit would provide them with a number of pieces that would be placed in a sealed plastic bag. As soon as the child presses the button that opens the bag, this kit would begin to expand, thereby helping the youngster to learn how to determine the right amount of Nitrogen that should be added to different items.There are other simple experiments that could be conducted with the help of these kits. There would be items that include spheres, which would be used to test the validity of some of the chemicals used in the samples that would be obtained from the chemicals. Other things that would be included in the kit would be chemical bulbs, which are used to measure the amount of solids that are present in samples.

Are you afraid of new technology

Introvert Whisperer / Are you afraid of new technology Are you afraid of new technology? Hi! Just when I thought I was past the need to learn some new technology for my business for a while, it seems that wasn’t in the cards.  I’ll tell you all about it below because it might be something you will want to take advantage of. I think the lesson in this is that you never stop learning and growing.  Things change around you daily and the best illustration of this is technology but its only one thing that changes.  Pretty much everything does. The deal is you have to be change-ready in life and work.  If you aren’t you get by-passed quickly.  Also, your life gets confusing and frustrating.  Imagine, not having or using the Internet?  Or not having a cell phone?  Or a car?  Life gets tough very fast. Obviously, there is some judgment that needs to take place to figure out whether or not learning something will enhance your life in any way.  But, staying open to change and having a willingness to change, is and will always be an asset for you. Do you know what your next career step is?  Many people don’t. I want to help you accelerate your career by connecting you with your Free Instant Access to my eBook on how to construct your Career SMART Goals â€" that will help you put together your actions and keep you accountable.  Get your copy now and start your action plan today:  CLICK HERE FOR YOUR FREE CAREER MAPPING GUIDE! Dorothy Tannahill-Moran Introvert Whisperer Here’s how I look at it:  You can learn something new and make the change that goes with it.  If you’ve given it a good shot and you don’t think it’s worthwhile, then stop.  Sounds a bit like quitting doesn’t it?  Maybe it is but I think you never know if something is going to work well for you until you try it long enough to make a truly informed decision.  I think there is a certain freedom in the idea that you can give yourself permission to try something and if you don’t like it or it’s not beneficial, then move on. Now you know and before you tried, you didn’t really know. So, here’s what I’m up to.  I’m going to start doing live videos on Facebook starting next week.  My plan is to do a couple of minutes of a career success tip once a week.  If all goes well, then I’m going to do a second live video with a tip and open QA for those who join in and want some answers to burning career questions.   Right now, I’m aiming for 4pm central.  I have to learn this first and give it a few tests before Monday but its technology â€" always filled with surprises.  To make this easy for you to check out, pop over to the Introvert Whisperer page and like it: Introvert Whisperer Facebook Page Wish me luck. Dorothy

Z Score Table

Z Score Table Z-Score Table: In Statistics, we come across the word random variables very often. The term random variables is not like the variables we encounter in algebraic expressions. From a random experiment, the set of possible values obtained are known as the random variables. Random variables are the set of all the possible values and out of the set it can take any value randomly. For instance in an experiment of tossing a coin, there are 2 possibilities: getting heads or getting tails. Let us assume the value of 0 for heads and 1 for tails and have a random variable X. Then we see that the two random events are heads and tails. It is written as X = {0, 1}. Sample Space is the set of all the values of the random variable. These random variables can be discrete or continuous. The random variable in the normal equation is the normal random variable. The normal distribution function is given by the equation as shown below: Z-Score Definition: A z-score value is measurement in Statistics which indicates a given scores relationship to the mean. Out of several scores, the z-score indicates how many standard deviations a given particular score is from the mean. The z-score value is also known as the Standard score, z-values, and normal scores. Since the normal distribution is also known as the z distribution, hence we use the letter z for the score. Interpretation of the z-score: If the z-score is 0, then it implies that the score is the same as the mean. If the z-score is negative, then it implies that the score is lesser than the mean. If the z-score is positive, then it implies that the score is greater than the mean. If the z-score is 1, then it implies that the score is 1 standard deviation greater than the mean. If the z-score is -1, then it implies that the score is 1 standard deviation lesser than the mean. If the z-score is 2, then it implies that the score is 2 standard deviation greater than the mean. If the z-score is -2, then it implies that the score is 2 standard deviations lesser than the mean. Z-score formula: Given the mean and the standard deviation, we can calculate the z-score value from the formula shown below: Example: In an exam, a student receives a score of 88 when the mean of the class is 76 with a standard deviation of 10. How much is the z-score? Given the students score, x = 88 Mean, = 76 Standard deviation, = 10 From the z-score formula, we get the equation: z = (x )/ == z = (88 76)/ 10 z = 12/10 = 1.2 Therefore the z-score in this case = 1.2 With this z-score we can say that the student has scored above average (mean), with a distance of 1.2 from the average score. Mean: Mean is the average of the given scores. From a set of values, mean can be calculated by adding all the values and then dividing by the number of values in the set as shown in the figure below: Example: What is the mean of the values: 4, 7, 11, 10, 8? Given 5 values. Mean = Sum of the values/ Number of values So mean = (4+ 7+ 11+ 10+ 8)/ 5 = 40/5 = 8 Hence the mean of the given values is 8. Standard Deviation: The measure of finding how spread out or distributed the values are in a given set of values is the Standard Deviation. It is expressed using the Greek symbol (sigma). Standard Deviation can be easily calculated by finding the square root of the Variance. Normal Probability Distribution: Normal Probability Distribution, also known as the Bell Curve is a graph which depicts a standard normal distribution. The name Bell Curve is given because of its resemblance to a bell shape. Bell curves are extremely important and are very commonly used throughout the studies in Statistics. The two numbers that are necessary for plotting this Bell curve are the Mean and the Standard Deviation. The Bell curve (figure shown below) for a certain set of data always has the mean located at the center. This is the also the point where the curve reaches the highest point, known as the top of the bell. The Standard Deviation determines how much the given data set values are spread out. If the Standard deviation is larger, then the bell curve will be more spread out. A Bell curve is symmetric and hence when folded at the mean, we get 2 equal halves. As shown in the figures below, it is estimated that approximately 68% of all the given data lies within 1 standard deviation of the mean. And, about 95% is covered within 2 standard deviations of the mean, and about 99.7% is covered within 3 standard deviations of the mean. Negative Z-Score Table: The Negative Z-Score Table consists of all the negative z-scores. These negative z-scores are all to the left of the mean. Left of the mean is also considered as being below the mean. Positive Z-Score Table: The Positive Z-Score Table consists of all the positive z-scores which are to the right of the mean. These positive z-scores are to the right of the mean. They are also considered to be above the mean. Example: In the Science exam, the mean of the scores of the class is 80 with a standard deviation of 12. Jack scored 98 on the exam. What is the approximate percentage of students who scored lesser than Jacks score? Given the student Jacks score, x = 98 Mean, = 80 Standard deviation, = 12 From the z-score formula, we get the equation: z = (x )/ == z = (98 80)/ 12 z = 18/12 = 1.5 Therefore the z-score in this case = 1.5 Since the z-score is a positive number, we look at the Positive Z-Score table for the percent of students who scored within 1.5. As highlighted in the figure on the right, the value is 0.9332, which implies 93.32% of students scored lesser than Jack.

Integer Numbers

Integer Numbers Integer numbers are the whole number which cannot represent in fractions or decimals. Fundamental operations of integers: - Addition of integers: a) When integers have like sign i.e., when both the integers to be added are either positive or negative, add their absolute values and assign the same sign to the sum. Example: - Add the following: i) +57 and +112 ii) -32 and -83 Solution: -i) Here, both he integers to be added are positive and their absolute values are 57 and 112 respectively.The sum of their absolute values = 57 + 112 = 169 Therefore (+ 57) + (+ 112) = + 169 ii) Here, both the numbers to be added are negative and their absolute values are 32 and 83 respectively. The sum of their absolute values = 32 + 83 = 115 Therefore (- 32) + (- 83) = - 115 Thus, on adding two or more positive integers, we always get a positive number. Similarly, on adding two or more negative integers, we always get a negative number. b) When the integers have unlike sign i.e., one is positive and the other is negative: - Determine the difference of their absolute values and to this difference assign the sign of integer of greater absolute value. Example: - Add + 53 and 29 Solution: -The absolute values of +53 and -29 are 53 and 29 respectively; And their difference = 53 29 = 24 Since, the integer with the greater absolute value is 53 and its sign is + . Therefore (+ 53) + (- 29) = + 24

Online Tutoring to Help you to Achieve your Goal

Online Tutoring to Help you to Achieve your Goal 0SHARESShare Online tutoring is extremely simple and easy to take. You need hesitate to learn online and seek academic help to achieve your goals. Every student needs some extra help to perform well than what they do. In the world of strong competition, grades are very important and play major role in determining your future academic and professional career. Online tutoring is the best help to get good grades and thus opening array of exciting opportunities. Extra Tuition: Often student fails to grasp subjects/topics learnt for the first time in the school classroom. They may have doubts, queries or gaps in understanding the concepts. The students can get extra tuition and fulfil their gaps to remain updated with online learning. Help and Support:     School academic gives various types of assignments which students need to complete at home. It includes daily homework to revise the chapters learnt in the classroom same day, assignment work given during the weekend, vacation or midterm, designing projects in each academic term, lab work, etc. Homework help and assistance is wonderful feature offered by online tutors. It takes care about each little aspect like what type of homework is given from the school, whether the student is able to complete homework by own or seek help, give assistance and support in completing the homework, assignments work, project work, etc. Online tutor does not work on behalf of students but give one-to-one individualized support to do homework on their own. Online tutoring gives student confidence in their abilities by fulfilling the gaps in academic learning. It gives back to support at each step that hinders their academic success.   It helps to create interest and passion which further inspire them to put endless efforts getting better grades. [starbox id=admin]

Find an Expert Online Tutor for Subject Clarifications

Find an Expert Online Tutor for Subject Clarifications 0SHARESShare With the mushroom growth of online tutoring sites for instant student help, there can be a question in student minds. Why to find an expert tutor for subject clarifications? The fact remains that a tutor who has a specialized degree for a subject is considered fit. Fit enough to answer the challenges found in that particular subject with his expert knowledge in it. Why to find an expert online tutor for subject clarifications? Two things are to be taken for consideration in the term ‘expert online tutor’. One is the word ‘expert’ and the other word is’online’. The word ‘expert ‘explains how a tutor needs to master skills and knowledge in  a particular subject. With his specialized qualification and experience so as to face any intricate challenge thrown to him. Also answer any level of complex question in his particular domain without struggle. For example, tutors with general qualifications may not be able to undo the tricky aspects of a subject. Subjects like Algebra if they do not possess relevant credentials in that particular branch of Math. The word ‘online’ speaks volumes about the basket of benefits a student gains when he buys the services of an expert online tutor. Time flexibility, instant explanations, cost effective tutoring and personalized solutions are all indicated by the term online.In short, find a tutor to explore your subject intricacies. Online Biology tutors-how they showcase their subject expertise? Biology is different from other Science subjects with its voluminous theory part and a lot of diagrams to do. Online Biology tutors are subject experts who make students do the subject with easy to remember techniques for memorizing complicated terms and show them how to draw and label diagrams via smart techniques. Not only that, they showcase their subject expertise through their upgraded knowledge about topics in the field and help students know the same for excellent project presentations in Biology. Assignment help online for subjects-avail for your best scores Subjects like Biology expect students to write volumes about the topics with well researched content and up- to- date knowledge in topics. Avail assignment help online to do hassle free assignments with excellent material in an impressive style. The online writers help you do assignments without delay and move towards excellent scores in homework assignments. So, find an expert virtual tutor for your intense subject insights and fabulous scores in academics. [starbox id=admin]

How to Choose Between Types of Computer Hardware

How to Choose Between Types of Computer Hardware Choosing the Right IT Equipment ChaptersTop 10 Reasons for Buying a MacTop 10 Reasons for Buying a Windows ComputerHow Much Do Computers Cost?Should You Choose a Laptop or a Desktop?“I think it's fair to say that personal computers have become the most empowering tool we've ever created. They're tools of communication, they're tools of creativity, and they can be shaped by their user.” - Bill GatesSince the invention of the microprocessor, personal electronics have become increasingly popular. When we talk about computers, we can talk about hardware and software. Hardware is the tangible parts of the computer that you touch. Software is the programs that are often saved to the hard disk drive and operate using computer's hardware.So what should you keep in mind when choosing computer hardware?Should you get a laptop or a desktop?Which are the best brands? Which are in your budget?You’ll know by the end of this article! CalumDrama School Entrance Teacher 5.00 (15) £50/h1st lesson free!Discover all our tutors ToriSpanish Teacher 5.00 (1) £15/h1st lesson free!Discover all our tutors OliviaSchool support Teacher 5.00 (2) £21/h1st lesson free!Discover all our tutors MarkESOL (English) Teacher 4.76 (17) £20/h1st lesson free!Discover all our tutors YuweiChinese Teacher 4.33 (6) £19/h1st lesson free!Discover all our tutors JenniferMusic reading Teacher 5.00 (1) £30/h1st lesson free!Discover all our tutors LouiseAutoCAD Teacher 5.00 (3) £60/h1st lesson free!Discover all our tutors RickyPercussion Teacher 5.00 (7) £35/h1st lesson free!Discover all our tutors NicolasGuitar Teacher 5.00 (2) £35/h1st lesson free!Discover all our tutors MyriamOrganic chemistry Teacher 5.00 (13) £20/h1st lesson free!Discover all our tutors JonathanEconomics Teacher 5.00 (9) £40/h1st lesson free!Discover all our tutors Oluwakemi imoleMaths Teacher 5.00 (1) £30/h1st lesson free!Discover all our tutors AlexPhysics Teacher 5.00 (1) £50/h1st lesson free!Discover all our tutors AdamSinging Teacher 5.00 (14) £48/h1st lesson free!Discover all our tutors ValentiniMusic reading Teacher 5.00 (2) £50/h1st lesson free!Discover all our tutors MilenaMaths Teacher 5.00 (5) £25/h1st lesson free!Discover all our tutors RashmiEconomics Teacher 5.00 (1) £35/h1st lesson free!Discover all our tutorsTop 10 Reasons for Buying a MacThe Apple brand was founded in 1978 and is one of the market leaders in computers, especially when it comes to laptops. Their laptops are powerful, portable, and ergonomic. Either a MacBook Air or a MacBook Pro will do the trick.Apple products are very popular. (Source: Pexels)When choosing a Mac, you’ll need to compare products based on your needs. Pay particular attention to:Memory, especially on the MacBook ProThe processor type (it’s a good idea to have an Intel Core i5 or Intel Core i7)The OSThe screen qualityThe hard disk drive capacityThe size and weightThere are several different types of Mac including the iMac, MacBook Pro, MacBook Air, and the M ac Mini.Apple Mac’s are popular for a number of reasons, and not just because they look good but because they’re also powerful. Macbook Pros are a good option for editing video.That’s not all, though. Here are a number of reasons for opting for Apple products:Thanks to cloud computing, you can synchronise all your data and avoid losing it.Mac’s ergonomic and sleek design means it can be used in any workplace.Macs are more secure than PCs. Most viruses are written for Windows, making Macs far safer in this respect.TimeMachine is very useful. Rather than using iCloud, you can use TimeMachine with an external hard disk and find your data easily in just a few clicks.Macs start up quickly and very rarely crash.Macs’ keyboard shortcuts can help improve your productivity.Apple’s preinstalled programs, such as iMovie and Photobooth are good for making videos and photos.Macs are beautiful to look at and to work on.Macs can also run Windows. You can install Windows as an operating system or even use Windows programs like Skype and Office.Macs are modern and always pushing the envelope.In short, Apple Macs are a blend of technical performance and unparalleled design.Top 10 Reasons for Buying a Windows ComputerMicrosoft launched Windows in the 1980s as one of the first operating systems with a Graphical User Interface (GUI). Today, it’s the most common operating system around and is regularly updated. There have been a number of versions over the years.A lot of professionals prefer Windows. (Source: Kleineganz)Some of the more recent versions of Windows are:Windows XPWindows VistaWindows 7Windows 8Windows 8.1Windows 10Did you know that while Microsft sells its own computers, you can get Windows on plenty of other brands including Acer, Asus, and Lenovo?Before you get a laptop computer, you should be aware of a few things about Windows computers.83% of professionals use WindowsComputers using Windows start at around £200.The most recent (and therefore most r egularly updated) version of Windows is Windows 10 (2015).So here are our 10 most important reasons for choosing Windows:Windows has been around a long time and is here to stay. It’s regularly updated with new interfaces and functionality.Professionals prefer Windows and computers operating Windows are common in workplaces.Starting at £119.99 (and often included when buying a new computer), Windows is very affordable.Programmes for Windows can be used on different computers running Windows.Windows file formats are compatible.The cloud. You can get access to OneDrive for free and upgrade it for a cost.The Windows help system is intuitive and interactive.Windows adapts and changes over time.Windows graphics are better for gamers. With Nvidia or AMD graphics cards, you’re set with Windows.For Microsoft Office, there’s nothing better than its native operating system.As you’ve probably noticed, Windows is not only accessible to all budgets, it’s also very useful for personal a nd professional projects.Find our different online IT courses here.How Much Do Computers Cost?Whether you’re buying just the computer or a whole range of accessories, you should keep your budget in mind. In fact, 85% of consumers have a budget in mind when buying computer equipment.If only it was that easy! (Source: stevepb)It’s great that there are so many different brands and ranges on offer.But how much should you spend on computer hardware?It depends what you’re looking for:Basic hardware: Screens, keyboards, mice.Advanced hardware: Towers, components, etc.Practical hardware: printers, scanners, photocopiers.Your budget could be anywhere between £250 and £2500!Before we start talking about price, you should think about what your personal or professional needs are:Working from homeImproving your businessUsing social mediaFun and gamingTypical IT functionality like word-processingTo improve staff productivityYou can compare different models and prices online. Some brands a nd stores also offer promotions when buying PCs, such as including Microsoft Office for free.According to a URSSAF study, 54% of self-employed workers have a computer and 54% of them have both a desktop computer and a laptop.Here’s a quick summary of PC (personal computer) components to give you an idea.What budget have you set for your IT equipment?Should You Choose a Laptop or a Desktop?You need to think about what type of computer system you want to get. In fact, the war between desktops and laptops is still ongoing. However, in recent years, sales of laptops have increased while the sales of desktops have decreased.Of course, you can always put a laptop on a desk! (Source: Free-Photos)However, there are advantages and disadvantages to each. Desktops can be upgraded, are flexible, and can be adapted to a number of different uses. They’re also better for gaming. Additionally, there are several types of desktop  computer:Mini PCs. These are good for casual users who just want t o surf the net and don’t want a big tower or computer case cluttering up the room.Traditional Desktops. These include a large number of peripheral devices.All-in-one Desktops. These computers can save you a lot of space because the screen is often a touchscreen and they come with Bluetooth keyboards.When it comes to laptops, you can save a lot of money. You can take laptops anywhere (especially the MacBook Air which only weighs 940g). When it comes to laptops, here are some of the best:MacBook ProSurface ProLenovo ThinkpadChromebookAcer PredatorLenovo YogaAsus TransformerBefore choosing between a desktop and a laptop, you should ask which of the following you need:Basic functions like word processingPhoto or video editing programsA powerful computer with an Intel Core central processing unit (CPU) for games.Professional usability and multitaskingTo make the right choice, you should compare what’s available, keep an eye out for reconditioned computers, and look for the best value for money!Consider each component and whether you need it or not.  For example, while a modem was essential back in the days of dial-up internet, you probably won't need one nowadays but rather a wifi adapter or an ethernet port (to connect directly to your router, which is often faster than a wireless connection). Networking has changed a lot in recent years!If you save large files like videos and photos, you'll probably need a large hard drive. You'll also need to think about different graphic cards or video cards.For those doing a lot of intensive tasks at the same time, you'll need a decent amount of RAM (random access memory) that can be quickly accessed.You might also consider getting a solid state drive (SSD) as a storage device. These work similarly to a flash drive as they have no moving parts. This means it performs better and has better reliability than hard disks with moving parts.If you want to upgrade a desktop, choosing your motherboard (the computer's main circuit b oard) is one of your most important decisions you'll make. Your mainboard will define the maximum amount of RAM you can have, the processors you can use, and how many expansion slots you'll have for future-proofing your computer.Do you struggle with computers?If you need to brush up or learn from scratch, you should have a look at IT tutorials on Superprof - or take your computer skills one step further with coding courses.