Answer:
Coelenterates are the first invertebrates to develop a true nervous system.
Explanation:
Chitin is not a lipid, it is a carbohydrate.
Everything else is a lipid.
Answer: Remember that velocity includes the speed and direction of an object. Therefore, a change in velocity can be either a change in how fast something is moving or a change in the direction it is moving. occur all around you as objects speed up,slow down, or change direction.
Explanation:
<span>elongation ^^ *hugs*</span>
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