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13 March, 20:54

Which of the following occurs earliest in the menstrual cycle?

(2) The ovaries release a mature egg into the fallopian tubes

(2) Progesterone levels rise, thickening the uterine lining

() The uterine lining breaks down and is shed through the vagina

(0) Estrogen levels rise, thickening the uterine lining

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  1. 13 March, 21:05
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    I believe it's when the ovaries release a mature egg into the fallopian tubes
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