MICROANATOMY

Detailed explanation-1: -Sperm develop in the testicles within a system of tiny tubes called the seminiferous tubules. At birth, these tubules contain simple round cells. During puberty, testosterone and other hormones cause these cells to transform into sperm cells.

Detailed explanation-2: -Male gametes are contained within pollen grains, which are released from the anthers at anthesis.

Detailed explanation-3: -Sperm is the male gamete produced by the testis. Ovum is the female gamete and it is produced by the ovary.

Detailed explanation-4: -Gametogenesis is the process by which sperm and eggs are produced from the germ cells in the testes and ovaries, respectively.