WHAT IS THE DIFFERENCE BETWEEN ASEXUAL REPRODUCTION & SEXUAL REPRODUCTION?

but if the pollen grains of a flower reaches to a flower of another kind is called cross pollenation or some other term is used

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What is defination of pollination?

define about tubers and bulbs

 Who'll cut the Planaria, so it can have regeneration..?

 why can't humans reproduce asexually?

 how are test tube baby born

 how many types of germinations and what are they

Can you plz explain spirogyra is single celled or multi celled? 

Explain in detail about tissue culture ?

add some video for this topic for better understanding...

what is the  defination of process  of miosis and mitosis

experiment to proove that air(oxygen) is neede for germination.

Why do mamels not lay eggs???

How is the baby differentiated between male & female???

How does fertilization occur???