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Life Processes and Living Things
Science Key Stage 3
Sc2 Life Processes and Living Things
1. Cells and cell functions
b) The functions of chloroplasts and cell walls in plant cells and the functions of the cell membrane, cytoplasm and nucleus in both plant and animal cells.
c) The ways in which some cells, including ciliated epithelial cells, sperm, ova, and root hair cells, are adapted to their functions.
2. Humans as organisms
e) The role of the skeleton and joints and the principle of antagonistic muscle pairs (for example, biceps and triceps) in movement.
g) The human reproductive system, including the menstrual cycle and fertilisation.
i) The role of lung structure in gas exchange, including the effect of smoking.
4. Variation, classification and inheritance
b) To classify living things into the major taxonomic groups.
5. Living things in their environment
e) Food webs composed of several food chains, and how food chains can be quantified using pyramids of numbers.