Which among the following diseases is not sexually transmitted?

Which among the following is not the function of testes at puberty?

1. Formation of germ cells

2. Secretion of testosterone

3. Development of placenta

4. Secretion of estrogen

The correct sequence of organs in the male reproductive system for transport of sperms is

In a bisexual flower inspite of the young stamens being removed artificially, the flower produces fruit. Provide a suitable explanation for the above situation.

Can you consider cell division as a type of reproduction in unicellular organism? Give one reason.