(a) What are gametes?
(b) In which sort of reproduction are gametes involved?
(c) What is formed when two gametes fuse?
(d) What is this act of fusion called?
(a) Gametes are an organism's reproductive cells. They are also referred to as sex cells. Female gametes are called ova or egg cells, and male gametes are called sperm. Gametes are haploid cells, and each cell carries only one copy of each chromosome.
(b) In sexual reproduction, the male and female gametes are involved to reproduce young one's ex: humans
In humans all reproduction is sexual. It involves joining together cells from each parent with half the normal number of chromosomes to make a new cell containing both parents' genetic material.
(c) The process of fusion of male and female gamete is called fertilization. When the male and female gametes fuse they form a cell called a zygote. The zygote develops into an embryo.
(d) The process of fusion of male and female gamete is called fertilization.