plant reproduction and development

In rats, as in all vertebrates, sexes are separate. Male and female exhibit several differences in their external features. The Male reproductive system consists of a pair of testis that are enclosed in scrotal sacs, a pair of vas deferens, a seminal vesicle, ejaculatory duct and penis. T..

Reproduction and Development..

Reproduction and Development..

Reproduction and Development..

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An animal performs all its life functions with an aim to be alive till it matures and reproduces. Reproduction is the ability of living organisms to produce new individuals similar to themselves. Reproduction ensures perpetuation and survival of their species. It leads to ..

Summary - Animals may reproduce by asexual and sexual modes. The reproductive system of sexually reproducing animals consists of primary sex organs which produce the gametes, the secondary sex organs which participate in reproduction but do not form gametes and accessory sex cha..

Pistil is the female reproductive unit, and is made up of a basal swollen part called the ovary, astalk called the style and a terminal receptive disc called the stigma. The ovule begins its development as a minute protuberance on the placenta and forms a thick mass of cells ter..