Question

Human sperm moves by
(a) cilia (b) flagella
(c) basal body (d) nucleosome

Answer 1

Answer:

Sperm use the energy in the midpiece to move. The tail of the sperm moves like a propeller, around and around. This tail is a long flagella that pushes the sperm forward.

Answer 2

Human sperm moves by flagella. (option - b)

• A single flagellum is present in human sperm.
• but the flagella of sperm shows a specialized type of undulating motion instead of circling motion mostly observed in unicellular organisms or prokaryotes.
• The human sperm consists of the following parts:-

1. Acrosome - hydrolases (to digest egg plasma membrane during fertilization)
2. Head - has Nucleus
3. Neck/midpiece
4. Tail

• The midpiece consists of spiraling mitochondria that provide energy for this movement.