Biology · Oct / Nov 2021 · Paper 22 · Question 4
5090
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A study investigated the probability of pregnancy resulting from sexual intercourse on specific days of the menstrual cycle. The graph shows the results of this study. 5 0 10 20 30 40 50 4 3 days before ovulation percentage probability of pregnancy 2 1 ovulation
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4(a)(i)[1]
4(a)(ii)[5]
4(b)[3]
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