Question

<br />1. Do all animals have bones? Give examples.<br />2. Do the following have endoskeleton or exoskeleton-human, crab, cockroach, fish, snail?<br />3. The fish uses the fins on its sides to paddle in water. Do you agree? Give reasons.<br />4. How is movement in a snake related to the flexibility of its backbone? Is this also true for humans?<br />​

Answer 1

Explanation:

I Don't Understand questions

Answer 2

Answer:

plz write clear dear....... after that we gave answer