Question

The head of mature mammalian sperm is made of

• A. an acrosome
• B. elongated nucleus covered by acrosome
• C. two centrioles and an axial filament
• D. nucleus, acrosome, cytoplasm and mitochondrial sheath

Answer 1

The correct option is A an acrosome

The sperm cell of mammals consists of a head, a centerpiece, and a tail. The head comprises a tightly coiled chromatin fiber nucleus. It is surrounded anteriorly by an acrosome and the acrosome contains lytic enzymes for the dissolution of membranes of the ovum that are used to enter the female egg.