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Human Reproduction — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Reproduction1 Mark
Question
Why are the testis found outside the abdominal cavity? Explain
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Answer

Testis are extra-abdominal i.e. lie outside the abdominal cavity because normal development of sperms through spermatogenesis requires a temperature of 2-2.5ºC less than body temperature which is not possible in abdominal cavity.

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