WAEC Biology 2022 Objective — Question 19

Question 19 of 50 from the West African Examinations Council (WAEC) Biology 2022 Objective paper, with the correct answer and a full explanation.

The diagrams below are illustrations of two different cells involved in a biological process in mammals. Study them and answer questions 19 to 21. Which parts of P and Q fuse to complete the biological process?

A. the endospermal nuclei of P and Q
B. the nuclei of P and QCorrect
C. the cytoplasm of P and Q
D. the cell membranes of P and Q

Explanation

P and Q represent the male and female gametes; fertilization occurs when the nuclei of the male gamete (P) and female gamete (Q) fuse.

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