AP BIOLOGY

Detailed explanation-1: -Fusion of male gamete with female gamete is called fertilization. The pollen tube transports two male gametes, one of which fuses with the female gamete or egg nucleus and forms a zygote.

Detailed explanation-2: -The process of fusion of male and female gametes is called fertilisation. It results in the formation of zygote.

Detailed explanation-3: -Final answer: The process of fusion of the male and the female gametes is called fertilization.

Detailed explanation-4: -Male and female gametes are the reproductive cells of an organism. Fertilization is the fusion of male and female gametes of an organism. A zygote is a single cell formed during fertilization.

Detailed explanation-5: -Out of the two haploid male gametes released from the pollen tube in the embryo sac: One of these fuses with the haploid egg cell to form a diploid zygote. This fusion of gametes is known as syngamy.