In frogs, thyroid secretion stimulated the metamorphosis from tadpole to adult frog. Is it true or false?

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Solution

In amphibians, the metamorphosis of tadpoles occurs after a variable period of from of one or two weeks upto several years, depending upon species. The process involves numerous physiological and morphological changes. Thyroxine hormone produced by thyroid gland plays a very important role in the metamorphosis of the frog.

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Similar questions

Name the hormone which is required for the metamorphosis of larvae (tadpoles) into adult frogs.

With respect to the assertion (A) and reason (R), which of the following is correct option?

A: A tadpole deprived of thyroid gland fails to metamorphose into an adult.

R: Thyroxine stimulates tissue differentiation and, therefore, affects metamorphosis of a tadpole into an adult frog.

How is metamorphosis in frog tadpole delayed or improper if iodine is insufficient?

Q. When tadpoles undergo metamorphosis into adult frogs, their tails are lost. Which cells organelle is responsible for this?

A tadpole develops into an adult frog by the process of :

A. fertilisation

B. metamorphosis

C. embedding

D. budding

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