On the basis of germ cells involved reproduction is of 2 Types,

a) Asexual reproduction: A single parent organism reproduces by the fragmentation of the cell of the parent organism to form daughter organism, thus includes processes like fission, budding, fragmentation, regeneration. E.g.:- Hydra, Yeast reproduce by the mode of asexual reproduction.

b) Sexual reproduction: - It involves the fusion of gametes from 2 sexually opposite parents one of them is called male, and other is female. E.g.: - mammals, plants reproduce by the mode of sexual reproduction.