Fill in the blank with the correct option given in the bracket.

(Neck/Filament) joins middle piece with the head of the sperm.

Identify A, B, C in the given diagram and give their functions:

Study the following

Among the above, correct combination are

Define the following:

Spermiogenesis.

In the given diagram of human sperm, identify the functions of the labelled parts. $\mathrm{a}, \mathrm{b}$ and $\mathrm{c}.$