Which one is useful in metamorphosis of tadpole into frog?
A
Aldosterone
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B
Thyroxine
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C
Pituitary harmone
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D
None of the above
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Solution
The correct option is A Thyroxine
Thyroid gland present in the frog secrete a hormone called thyroxin. It is the hormone essential for growth and development. it regulate the gene expression by which it helps in metamorphosis of tadpole into frog.