Which is not bisexual animal ?
Earthworm
Spongila
Cockroach
Tapeworm
After culturing the anther of a plant, a few diploid plants were found along with haploid plants. The diploid plants could have arisen from
Which one of the following generates new genetic combinations leading to variation?
Some organisms like $...A.., ...B..., ...C...$ and $...D...$ the female gamete undergoes development to form new organisms without fertilisation
$A - B - C - D$
In organisms, further developments of the zygote depends on.
When fertilization take place in plants ?