Archegoniophore and antheridiophore are part of reproductive organ of.........

After culturing the anther of a plant, a few diploid plants were found along with haploid plants. The diploid plants could have arisen from

Choose correct pair :

Monoecious plants means.

...... is the vital link that ensures continuity of species between organisms of one generation and the next generation

In which of the following meiosis does not seen?