The diagrams above are illustrations of two different cells involved in biological processing in mammals. Study them and answer this question.
Which parts of P and Q fuse to complete the biological process?
-
III and I
- IV and I
- III and II
- IV and II
The correct answer is: A
Explanation
P is a sperm cell whose nucleus(iii) then fuses with the egg plasma membrane(i) of the ovum(Q) and injects its nucleus and other organelles into the egg cytoplasm.