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AS Biology
> 2.1 Structure of RNA and DNA > Flashcards
2.1 Structure of RNA and DNA Flashcards
Study These Flashcards
Study These Flashcards
AS Biology
(66 decks)
1.1 Introduction to biological molecules
1.2 Carbohydrates and monosaccharides
1.3 Carbohydrates - disaccharides and polysaccharides
1.4 Starch, glycogen and cellulose
1.5 Lipids
1.6 Proteins
1.7 Enzyme action
1.8 Factors affecting enzyme action
1.9 Enzyme inhibition
2.1 Structure of RNA and DNA
2.2 DNA replication
2.3 Energy and ATP
2.4 Water and its functions
3.1 Methods of studying cells
3.2 The electron microscope
3.3 Microscopic measurements and calculations
3.4 Eukaryotic cell structure
3.5 Cell specialisation and organisation
3.6 Prokaryotic cells and viruses
3.7 Mitosis
3.8 The cell cycle
4.1 Structure of the cell surface membrane
4.2 Diffusion
4.3 Osmosis
4.4 Active transport
4.5 Co-transport and the absorption of glucose in the ileum
5.1 Defence mechanisms
5.2 Phagocytosis
5.3 T lymphocytes and cell mediated immunity
5.4 B lymphocytes and humoral immunity
5.5 Antibodies
5.6 Vaccination
5.7 Human Immunodeficiency virus (HIV)
6.1 Exchange between organisms and their environment
6.2 Gas exchange in single-celled organisms and insects
6.3 Gas exchange in fish
6.4 Gas exchange in the leaf of a plant
6.5 Limiting water loss
6.6 Structure of the human gas-exchange system
6.7 The mechanism of breathing
6.8 Exchange of gases in the lungs
6.9 Enzymes and digestion
6.10 Absorption of the products of digestion
7.1 Haemoglobin
7.2 Transport of oxygen by haemoglobin
7.3 Circulatory system of a mammal
7.4 The structure of the heart
7.5 The cardiac cycle
7.6 Blood vessels and their functions
7.7 Transport of water in the xylem
7.8 Transport of organic molecules in the phloem
7.9 Investigating transport in plants
8.1 Genes and the triplet code
8.2 DNA and chromosomes
8.3 The structure of ribonucleic acid
8.4 Protein synthesis - transcription and splicing
8.5 Protein synthesis - translation
9.1 Mutations
9.2 Meiosis and genetic variation
9.3 Genetic diversity and adaptation
9.4 Types of selection
10.1 Species and taxonomy
10.2 Diversity within a community
10.3 Species diversity and human activity
10.4 Investigating diversity
10.5 Quantitative investigations of variation
