What did Ebright say about the gold spots on a monarch pupa? - Vidyadip

Question

What did Ebright say about the gold spots on a monarch pupa?

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Answer

Ebright initiated his research on the monarch pupa by studying the purpose of the twelve gold spots on its body. He discovered that these spots produced a hormone which helped in butterfly's full development. Later, he proved that the absence of that hormone would make monarch a normal butterfly.

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