Q26 · 2020 · Paper 1Unclassified1 mark
QUESTION 26 (1 mark)
Define microevolution.
WORKED SOLUTION
1 markQCAA guide · typeset solution
QCAA sample response and mark allocation
26 | Microevolution is the small-scale variation of allele frequencies within a species or population, in which the descendant is of the same taxonomic group as the ancestor. | • states small-scale variation of allele frequencies within a species or population, in which the descendant is of the same taxonomic group as the ancestor [1 mark] | ||
QCAA sample response and marking criteria reproduced from the official guide.
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