Fertilization occurs when an egg and what join together to form a diploid zygote?\nOptions:\n- (A) rapid expansion\n- (B) testosterone\n- (C) gastropod shells\n- (D) penis\n- (E) peachleaf willow\n- (F) pollen\n- (G) male hormone\n- (H) male gamete
Please answer the following question by reasoning step-by-step.
(H)
Fertilization occurs when a sperm and an egg fuse to form a diploid zygote.

Male gametes are called sperm.

Fertilization occurs when a male gamete and an egg fuse to form a diploid zygote.

.

So, the answer is (H)