Waec Model Questions Vol1 2018 Biology Question 40
Practice objective / multiple choice question 40 from the 2018 Waec Model Questions Vol1 Biology examination.
A woman has a regular 28‑day menstrual cycle. Progesterone concentration rises linearly from 1 ng mL⁻¹ on day 14 to 10 ng mL⁻¹ on day 20. The luteinising hormone (LH) surge that triggers ovulation occurs when progesterone reaches 5 ng mL⁻¹. On which day of the cycle is ovulation expected to occur?
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About This Question
This is Waec Model Questions Vol1 2018 Biology Question 40. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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