Question

adaptation
of amphioxus​

Answer 1

Answer:

Nervous system. In common with vertebrates, lancelets have a hollow nerve cord running along the back, pharyngeal slits and a tail that runs past the anus. Also like vertebrates, the muscles are arranged in blocks called myomeres.

Explanation:

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Answer 2

If an animal develops it's body part and structure of body according to it's environment dexterity it is said adaptation.

Explanation:

Himalayan goat have thick fur than normal goat. Or beast example is sea snake and rattle snake.