You need to know about the relationship between the structure and function of three polysaccharides There are lots of different subjects that you can study at A-Level. Some of the most popular A-Level subjects are Maths, Biology, Chemistry, Physics, Psychology, Sociology and Business. Lipids are really nice. Without them, we'd have no cell membranes. You owe it to them to make sure you can Sugars can be classed as reducing or non-reducing. Describe the test used to identify a non-reducing sugar.

Receptors........................................................................................132 A Code must be redeemed before the title it is linked to can be accessed. An unredeemed Code may be transferred to another person or organisation who can then redeem it. You need to know how the structures of triglycerides and phospholipids are related to their functions:

Just to check, what are you interested in?

Physical Chemistry, Inorganic Chemistry& Organic Chemistry Revision Notes for new 2015 AQA Spec by N Goalby This book can also be bought as a standalone Online Edition— we'll send you a code to redeem immediately. If you do any experiment on the digestion of starch and want to find out if any is left, you'll need the iodine test. function. Different cells even use the exact same molecules to do completely different things. Take glucose, for example Contains a wealth of exam-style questions to test your knowledge and skills to help you fully prepare for the exams.

Please call Customer Services on 0800 1712 712 if you are experiencing difficulties or have any questions. Stem C ells......................................................................................186

No long and boring texts - break all the content down into bitesize chunks, things you can understand, remember and learn for the exam.

The Agreement and the access granted to use the Service automatically terminate if you fail to comply with any part of this Agreement. Termination of the Agreement (howsoever occasioned) shall not affect any accrued rights or liabilities of either party. You are responsible for ensuring that, prior to the use of the Service by your employees, agents or students, all such parties are notified of and agree to the terms of this Agreement. Enzymes — they're usually roughly spherical in shape due to the tight folding of the polypeptide chains. A polysaccharide is formed when more than two monosaccharides are joined together by condensation reactions.four 'levels'. These levels are a protein's primary, secondary, tertiary and quaternary structures. Mutations.......................................................................................180 The parties do not intend that any provisions of this Agreement shall be enforceable by virtue of the Contracts (Rights of Third Parties) Act 1999 by any person not a party to it.