The nucleus, this is for Eukaryotic cells.
The muscles in our body have the ability to assist the blood vessels and moving blood around the body to distribute nutrients to the cells. The heart muscles (cardiac) located in the heart pumps blood, the skeletal muscles contracts to allow blood to flow, and the smooth muscles are dominant throughout our body also contracts to permit the blood flow.
Answer/Explanation:
It allows the vertebra to stack upon each other and form a hollow tube in the center which holds and protects the spinal cord and the nerve roots. It is essential that a body has nerves, and so with the holes, the nerve roots are protected.
According to my observations the best answer is the option C.<span>The DNA strands are so arranged that you can never have two 5' or 3' at one end.
</span><span>As,they are anti-parallel and for that reason, one strand goes 5'-3' and the other goes 3'-5' respectively.
I hope its helpful.
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