Explain why(a) Mammalian testes are located to hang outside the body(b) Four months after fertilization, ovaries can be removed from a human female, without terminating pregnancy.
Answer Text: a)- Position of the testes provides a slightly cooler environment conducive for the formation of the spermb)• Corpus luteum in the ovary secretes progesterone which maintains pregnancy and development of foetus after conception• After four months pregnancy is maintained by progesterone from the placenta
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