Choose the most appropriate answer :
Internal fertilisation occurs
in female body.
outside female body.
in male body.
outside male body.
A.
in female body.
Choose the most appropriate answer :
A tadpole develops into an adult frog by the process of
fertilisation.
metamorphosis.
embedding.
budding.
Describe the process of fertilisation in human beings.
Explain the importance of reproduction in organisms.
Choose the most appropriate answer :
The number of nuclei present in a zygote is
none.
one.
two.
four.