Biology_A-level_Cie

1-1-the-microscope-in-cell-studies 5 主题

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the-microscope-in-cell-studies

magnification-calculations

eyepiece-graticules-and-stage-micrometers

resolution-and-magnification

calculating-actual-size

1-2-cells-as-the-basic-units-of-living-organisms 5 主题

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eukaryotic-cell-structures-and-functions

animal-and-plant-cells

the-vital-role-of-atp

prokaryotic-v-eukaryotic-cells

viruses

2-1-testing-for-biological-molecules 3 主题

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biological-molecule-tests

the-benedicts-test

testing-for-non-reducing-sugars

2-2-carbohydrates-and-lipids 8 主题

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biological-molecules-key-terms

covalent-bonds-in-polymers

reducing-and-non-reducing-sugars

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amino-acids-and-the-peptide-bond

the-four-levels-of-protein-structure

protein-shape

globular-and-fibrous-proteins

haemoglobin

collagen

2-4-water 2 主题

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water-and-the-hydrogen-bond

the-role-of-water-in-living-organisms

3-1-mode-of-action-of-enzymes 5 主题

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enzymes

enzyme-action

how-enzymes-work

measuring-enzyme-activity

colorimetry

3-2-factors-that-affect-enzyme-action 8 主题

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rate-temperature

rate-ph

rate-enzyme-concentration

rate-substrate-concentration

rate-inhibitor-concentration

vmax-and-the-michaelis-menten-constant

enzyme-inhibitors

enzyme-activity-immobilised-v-free

4-1-fluid-mosaic-membranes 4 主题

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the-fluid-mosaic-model

components-of-cell-surface-membranes

the-cell-surface-membrane

cell-signalling

4-2-movement-into-and-out-of-cells 12 主题

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diffusion

osmosis

active-transport

endocytosis-and-exocytosis

investigating-transport-processes-in-plants

investigating-diffusion

surface-area-to-volume-ratios

investigating-surface-area

estimating-water-potential-in-plants

osmosis-in-plant-cells

osmosis-in-animals

comparing-osmosis-in-plants-and-animals

5-1-replication-and-division-of-nuclei-and-cells 6 主题

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chromosome-structure

mitosis

the-cell-cycle

the-role-of-telomeres

the-role-of-stem-cells

how-tumours-form

5-2-chromosome-behaviour-in-mitosis 2 主题

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the-stages-of-mitosis

observing-mitosis

6-1-structure-of-nucleic-acids-and-replication-of-dna 4 主题

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nucleotides

the-structure-of-dna

semi-conservative-dna-replication

the-structure-of-rna

6-2-protein-synthesis 5 主题

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from-gene-to-polypeptide

the-universal-genetic-code

constructing-polypeptides

transcription

gene-mutations

7-1-structure-of-transport-tissues 4 主题

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plant-transverse-sections

xylem-and-phloem-distribution

xylem-vessels-elements

phloem-sieve-tube-elements

7-2-transport-mechanisms 7 主题

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water-and-mineral-ion-transport-in-plants

transpiration-in-plants

water-and-the-transpiration-pull

xerophytic-plant-leaf-adaptations

movement-in-the-phloem

the-sucrose-loading-mechanism

phloem-mass-flow

8-1-the-circulatory-system 7 主题

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circulatory-systems

the-main-blood-vessels

observing-and-drawing-blood-vessels

blood-vessels-structures-and-functions

cells-of-the-blood

the-role-of-water-in-circulation

blood-tissue-fluid-and-lymph

8-2-transport-of-oxygen-and-carbon-dioxide 5 主题

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red-blood-cells-haemoglobin-and-oxygen

the-chloride-shift

plasma-and-carbon-dioxide

the-oxygen-dissociation-curve

the-bohr-shift

8-3-the-heart 4 主题

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structure-of-the-heart

the-walls-of-the-heart

the-cardiac-cycle

heart-action

9-1-the-gas-exchange-system 6 主题

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the-human-gas-exchange-system

distribution-of-tissues

recognising-tissues

recognising-structures

structures-and-functions-of-the-gas-exchange-system

gas-exchange-processes

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