reproduction of snails and its 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..

..

..

..

Introduction - 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 ..

Flowers are primarily concerned with sexual reproduction. But, in some plants such as Agave, the flower bud becomes modified into specialised structures called the bulbils . The bulbils are fleshy on account of storage of food in the floral leaves. The bulbils drop from the parent plant o..

Stamen forms the male reproductive unit and is made up of anther and the filament. The anther is generally bilobed with chamber containing several pollen grains. Pollen grains are produced in the anther . A very young anther comprises a mass of undifferentiated thin - walled cells bounded..