Vaginal orifice, urethral orifice are open in
Vulval vestibule
Labia majora
Labia minora
Cervix
Which of the following undergoes spermiogenesis?
In frog chromosome no. is reduced to half
The nerve cells, brain and spinal cord or central nervous system develops from embryonic
Which of the following statements is incorrect. Human spermatozoa normally
The chemical substance found in the surface layer of cytoplasm of spermatozoa is