Biology, asked by rihan9, 1 year ago

what is menarch situation

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Answered by krithi1102owl40k
0
Menarche is proceeded by puberty induced body changes that occur between ages 9 and 16. The age at which menarche occurs is affected by genetic and environmental factors. Early menarche may occur with other conditions such as hypothyroidism , CNS tumours and brain trauma.


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Answered by shaider
0

the first occurrence of menstruation.

"age at menarche varies considerably between populations"

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