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Katarina [22]
2 years ago
6

Vestigial structures, such as hip bones in whales and appendixes

Biology
1 answer:
monitta2 years ago
8 0

Answer:

A.

Explanation:

Humans used to use the appendix for good bacterial health in the gut. People used to drink dirty water and eat food that had lots of bacteria. The appendix would save them from infection.

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Because of their biological point of view which showing their structural resemblance (morphological resemblance) and can interbreed under natural conditions(favour condition) which allow them to produce fertile offspring freely.that's why Asian and African elephants have capable to survive.
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protons, neutrons and electrons

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Answer:

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