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Question
In the figure given below, parts A and B show the level of hormones which influence the menstrual cycle. Study the figure and answer the questions that follow:

- Name the organs which secrete the hormones represented in parts A and B.
- State the impact of the hormones in part B on the uterus of the human female during 6 to 15 days of the menstrual cycle.
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Solution
- A - Pituitary gland; B - Ovary
- The endometrium of the uterus regenerates through proliferation.
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