In a spermatozoon,a highly compact package of genetic chromatin material is located in the cylindrical middle piece.
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Q11: Sperm consist of a head,middle piece,and tail.
Q12: Testosterone has a marked inhibiting effect on
Q13: A high blood concentration of testosterone stimulates
Q14: The perineum in the male extends from
Q15: In both sexes,the essential organs of reproduction
Q17: The acrosomal cap of the sperm contains
Q18: The sustentacular cells produce and secrete testosterone.
Q19: The left testis is generally located about
Q20: The major function of the reproductive system
Q21: The seminal vesicle secretes about 35% of
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