Biology F214 and F215 Keywords 2.0 / 5 based on 1 rating ? BiologyA2/A-levelOCR Created by: jess227Created on: 22-04-16 13:59 Abiotic Factor A non-living feature of an ecosystem. 1 of 6 Abscission Layer A layer of cells at the bottom of a leaf stalk, which expand when stimulated by ethane, breaking the cell walls and causing the leaf to fall off. 2 of 6 Abundance The number of individuals of one species in a particular area. 3 of 6 Accurate Result A result that is really close to the true answer. 4 of 6 Acetylcholine (ACh) A type of neurotransmitter that binds to cholinergic receptors. 5 of 6 Actin The thin myofilament protein in muscle fibres. 6 of 6
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