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OpenStudy (anonymous):
which of the elements must be available in water for the metamorphosis of tadpoles?
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OpenStudy (anonymous):
It's iodine. Without it, tadpoles can't develop their frog legs. I have no idea why.
OpenStudy (anonymous):
Its because without iodine the thyroxine hormone cannot work. And thyroxine hormone is responsible for metamorphosis.
OpenStudy (anonymous):
Mmm kay.
OpenStudy (anonymous):
its iodine
OpenStudy (anonymous):
Iodine
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