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WAEC Biology 2017 Question 21

Question 21

Reproduction in Animals

The diagram below is an illustration of the human sperm. The function of the part labelled II is to

Diagram for this question
  1. A.fuse with the ovum during fertilization.
  2. B.generate the energy for the sperm to swim to the fallopian tube.
  3. C.help the sperm to swim forward.
  4. D.dissolve the membrane of the egg during fertilization.
Show the answer and explanation

Answer: C (help the sperm to swim forward.)

Explanation

Part II is the tail. It lashes from side to side to push the sperm forward.