Fill in the following blanks with suitable words:

(m) Metamorphosis in amphibians is brought about by hormone.

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Solution

Answer: Thyroxine

The process of transformation from an immature form of an animal like 'larva' to its 'adult form' in two or more distinct stages, is called metamorphosis.

Thyroxine hormone is required for the metamorphosis of tadpole into adult frog.

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