Tadpoles of a frog can be made to grow into g | vedclass

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(A) The metamorphosis of a tadpole into an adult frog is regulated by the hormone thyroxine,which is secreted by the thyroid gland.If the production o

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administered an antithyroid substance like thiourea.

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(A) The metamorphosis of a tadpole into an adult frog is regulated by the hormone thyroxine,which is secreted by the thyroid gland.If the production of thyroxine is inhibited,the tadpole fails to undergo metamorphosis and continues to grow in size,eventually becoming a giant-sized tadpole.Antithyroid substances,such as thiourea,inhibit the synthesis of thyroxine.Therefore,administering thiourea prevents metamorphosis,allowing the tadpole to continue growing without transforming into an adult frog.

Tadpoles of a frog can be made to grow into giant-sized tadpoles if they are:

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