Seminiferous tubules develop central lumen after
Birth
Prepuberal time
Puberty
Old age
(c) Each testis of man contains about $750$ convoluted seminiferous tubules which give rise to spermatozoa.
Capacitation occurs in
Which part of ovary in mammals acts as an endocrine gland after ovulation
Extra embryonic membrane amnion is not found in amphibians because
The breakage of the membrane surrounding the acrosome in a mammalian sperm is
Menstrual cycles ceases : Menopase :: First menstruation begins :
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