Question

write a short note on Evolution of feathers​

Answer 1

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❏The genes that caused scales to become feathers in the early ancestors of birds have been found by US scientists.

❏By expressing these genes in embryo alligator skin, the researchers caused the reptiles' scales to change in a way that may be similar to how the earliest feathers evolved

Answer 2

Answer :

★ The genes that caused scales to become feathers in the early ancestors of birds have been found by US scientists.

★ By expressing these genes in embryo alligator skin, the researchers caused the reptiles' scales to change in a way that may be similar to how the earliest feathers evolved .

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