A complete protein<span> (or whole protein) is a source of protein that </span>contains<span> an adequate proportion of </span>all nine<span> of the </span>essential amino acids<span> necessary for the dietary needs of </span><span>humans.
Answer: C
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The changes it made in forensic science by making it easier to prove if someone did or didn't do something and helps you identify someone if you cant figure out who it is
i think it is 2 but i could be wrong
Both are hard structures that reduce erosion causes by waves.