Unit 1: Molecules, Diet, Transport and Health

Topic 1 - Molecules, Transport and Health

1.1—Water as a transport solvent

1.2—Monosaccharides, disaccharides and polysaccharides

1.3—Core Practical 1 - reducing sugars and starch

1.4—Glycosidic bonds, condensation and hydrolysis

1.5—Triglycerides and saturated or unsaturated lipids

1.6—Need for hearts and circulation

1.7—Blood vessel structure and function

1.8—Cardiac cycle and mammalian heart function

1.9—Haemoglobin, oxygen dissociation and Bohr effect

1.10—Atherosclerosis

1.11—Blood clotting and cardiovascular disease

1.12—Cardiovascular disease risk factors

1.13—Antioxidants and cardiovascular disease risk

1.14—Core Practical 2 - vitamin C content

1.15—Health risk data, correlation and causation

1.16—Study design for health risk factors

1.17—Perceived risk and actual risk

1.18—Cholesterol, HDL, LDL and CVD evidence

1.19—Scientific knowledge and CHD risk reduction

1.20—Treatments for cardiovascular disease

1.R1—Recommended Additional Practical - mammalian heart dissection

Topic 2 - Membranes, Proteins, DNA and Gene Expression

Unit 2: Cells, Development, Biodiversity and Conservation

Topic 3 - Cell Structure, Reproduction and Development

Topic 4 - Plant Structure and Function, Biodiversity and Conservation

Unit 3: Practical Skills in Biology I

Practical Skills in Biology I

A-Level Edexcel Biology AS/Notes/1.1—Water as a transport solvent

A-Level Edexcel Biology AS 1.1—Water as a transport solvent Notes

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