what is meant by periods
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Periods are the days when a girl (who has hit the puberty) bleeds for 5-7 days because her sex gamete(egg) is not fertilized.
musaaslam:
thnxs
your welcome
hmm
knsi class se ho
11th
me tooo but maths
I took Biology
hmm
Answered by
1
Answer:
Explanation:
The repetition of same properties after certain
interval is called periodicity
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