Which of the following is a correct mode of reproduction?

Assertion $A$: Continuity of life is maintained from generation to generation in living organisms.
Reason $R$: Living organisms produce new organisms similar to themselves through reproduction at maturity.
Which option is correct for Assertion $A$ and Reason $R$?

How many years does the bamboo species generally take to produce a large number of fruits?

Immortal individuals are

The estrous cycle occurs in

Sexual reproduction is absent in