IGCSE EDEXCEL Biology (UK)
10 Marks

QP-Biology-202206-U2H-local · Question 6

#cell #biology #biological #molecules #circulation #gas #exchange #explain #describe #experiment
Question (excerpt):
16   6 (a) The combined contraceptive pill contains artificial versions of oestrogen and progesterone. (i) Explain how the combined contraceptive pill prevents pregnancy. (2) ....................…

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