In flowering plants, male and female reproductive structures can be found in the same individual plant. The organ of sexual reproduction is the flower. Male gametes are found in pollen grains and ...

The function of the male reproductive system is to produce sperm cells - male gametes - and release them inside a female. The male reproductive system has two testes (singular: testis).

Researchers have revealed how parasitic phytoplasmas manipulate plant biology to act as matchmakers, boosting male insect appeal by modulating hosts to attract more reproductive females.