Question

Human spermatozoa 

A. Contain 23 chromosomes. 

B. Have enzymes in their heads which aid penetration of the ovum. 

C. Are produced faster at 37 than at 32^oC. 

D. Are motile in the seminiferous tubules. 

E. Are stored mainly in the seminal vesicles.

Answer 1

A. True Half the complement of human somatic cells. 

B. True These are in the acrosome (‘extremity body’). 

C. False Normal core temperature inhibits formation of spermatozoa. 

D. False At this stage they are non-motile and cannot fertilize. 

E. False They are stored in the epididymis.