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Answer:
The body of a fish is streamlined because, it increase the speed of the fish in the water. The more the streamlined shapes more easier for the fish to swim in the water.
To have an overall positive or negative charge. (as opposed to neutral one)
Answer:
The answer is 21.04 million years
Explanation:
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Answer:
Mitochondria is the Powerhouse of the cell.
Explanation:
You use your muscles for basically everything you do. So, it wouldn't be more surprising if the muscles need more energy. You need them to have more energy or you wouldn't be able to do anything.
Answer:The rocks are smooth due to the water eroding the rocks.
Explanation:
The water slowly takes off minerals of the rocks every time is splashes over them. Over time the rocks bumpy surface would be eroded away giving it a smoother surface.