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AQA A Level Biology復(fù)習(xí)筆記1.6.1 The Structure of ATP
The Structure of ATP All organisms require a constant supply of energy to maintain their cells and stay alive This energy is required: In anabolic reactions – building larger molecules from ...
AQA A Level Biology復(fù)習(xí)筆記1.5.1 The Function of DNA & RNA
The Function of DNA & RNA Deoxyribonucleic acid?(DNA) and?ribonucleic acid?(RNA) are both types of?nucleic acid DNA and RNA are both?found in all living cells DNA and RNA are both needed to?bui...
Edexcel IGCSE Maths復(fù)習(xí)筆記 1.3.1 Prime Factors
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AQA A LEVEL BIOLOGY復(fù)習(xí)筆記1.4.1 Many Proteins are Enzymes
Enzymes as Proteins Enzymes are?biological catalysts ‘Biological’ because they function in?living systems ‘Catalysts’ because they?speed up the rate of chemical reactions?without being used up or c...
Edexcel IGCSE Maths復(fù)習(xí)筆記1.2.1 Recurring Decimals
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AQA A LEVEL BIOLOGY復(fù)習(xí)筆記1.3.1 Amino Acids & the Peptide Bond
Amino Acids & the Peptide Bond Proteins Proteins are polymers (and macromolecules) made of monomers called?amino acids The sequence, type and number of the amino acids within a protein determin...
Edexcel IGCSE Maths復(fù)習(xí)筆記1.1.3 Multiplying & Dividing Fractions
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AQA A LEVEL BIOLOGY復(fù)習(xí)筆記1.2.1 Lipids
Lipids Macromolecules which contain carbon, hydrogen and oxygen atoms. However, unlike carbohydrates lipids contain a lower proportion of oxygen Non-polar?and?hydrophobic?(insoluble?in water) There...
