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Life Sciences Paper 1, November 2024, question 2.2.5

Life Sciences P1 · Human reproduction
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The table shows the concentrations of two hormones in the blood of a healthy woman during one menstrual cycle. Day | Oestrogen (pg/mℓ) | Progesterone (ng/mℓ) 3 | 50 | 0,20 7 | 75 | 0,04 10 | 270 | 0,04 13 | 310 | 0,04 15 | 150 | 3,5 18 | 105 | 13,0 22 | 85 | 16,0 25 | 60 | 4,5 28 | 55 | 0,7
2.2.51 mark
Describe how the progesterone level after day 24 would be different if this female had become pregnant during this cycle.

NSCBased on Nov 2024 · Paper 1 · Q2.2.5

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