Explanation:
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Gun control<span> (or firearms regulation) is the set of laws or policies that regulate the manufacture, sale, transfer, possession, modification, or use of firearms by civilians.
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One calorie is the amount of heat needed to raise the temperature of one gram of water by one degree Celsius (14.5 degrees to 15.5 degrees). The amino acid is one of the 20 building blocks of proteins. The genetic code in the DNA determines the sequence of amino acids in a protein, and hence the function of that protein.