Development of sexual reproductive organs in the larval condition is known as:

In a frog,what does the blastopore develop into?

In a frog,how many ova and spermatozoa are produced from $50$ secondary oocytes and $50$ secondary spermatocytes,respectively?

The yolk plug of a gastrula represents which part in the later stage of development?

In which of the following animals are cleavage divisions restricted to a small part of the cytoplasm and nucleus in the animal pole of the egg?

The correct sequence in the embryonic development of a frog is: