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A Level Bio Extra Cards > 9.4: The types of selection > Flashcards

9.4: The types of selection Flashcards

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A Level Bio Extra Cards (69 decks)

1.1: Introduction to biological molecules

Transport Across Cell Membranes

Homeostasis - blood glucose

Recombinant DNA Technology

Transport across Membranes

1.4: Starch, glycogen and cellulose

1.7: Enzyme action

1.8: The factors affecting enzyme action

1.9: Enzyme inhibition

2.1: The structure of RNA and DNA

2.2: DNA replication

2.3: Energy and ATP

3.1: The 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

3.8: The cell cycle

4.1: The structure of the cell surface membrane

4.4: Active transport

4.5: Co-transport and 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: The structure of the human gas-exchange system

6.7: The mechanism of breathing

6.8: The exchange of gases in the lungs

6.9: Enzymes and digestion

6.10: The absorption of the products of digestion

7.1: Haemoglobin

7.2: The transport of oxygen by haemoglobin

7.3: The 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: The transport of water in the xylem

7.8: The 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

9.2: Meiosis and genetic variation

9.3: Genetic diversity and adaptation

9.4: The 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

6.1 - Exchange with environment

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