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WAEC Biology 2022 Question 20

Question 20

Reproduction in Animals

The diagrams are illustrations of two different cells (P and Q) involved in a biological process in mammals.
Which of the following statements about P and Q is correct?

Diagram for this question
  1. A.Both cells are structures for asexual reproduction
  2. B.Both cells normally belong to the same individual
  3. C.Both cells are found in plants
  4. D.The union of both cells gives rise to a new mammal
Show the answer and explanation

Answer: D (The union of both cells gives rise to a new mammal)

Explanation

A sperm and an egg fuse at fertilisation to form a zygote, which develops into a new individual.