Question
Biology Question on human reproduction
The anterior portion of the sperm head which is covered by a cap-like structure called
A
acrosome
B
antrum
C
sertoli cells
D
enzymes
Answer
acrosome
Explanation
Solution
The anterior portion of the sperm head which is covered by cap-like structure is called acrosome. It contain hydrolytic enzyme called sperm lysins, e.g., acrosin, hyaluronidase and neuraminidase (a trypsin like enzyme). Besides acrosomes, head also contain a lightly fitting nucleus, whose shape is species specific. Another regions of human sperm are neck, middle piece and tail (flagellum).