3) a glacier because a river would be a V shape, mud flow would cause the valley to have flat bottom
The vertebrae form a column with a cavity called the vertebral canal.
A part of the central nervous system, the spinal cord is located inside this canal, so this canal is often called the spinal canal. Trough the openings in the canal the spinal nerves go to different parts of the body that they innervate.
The changes only are passed down when they are in the gametes. So the answer is <span>sex cell</span>
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Answer:
why are these same questions its earth and people i think
