<span>Polypeptide
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When Polypeptides join together, they form protein. The term Polypeptide chain is used to define the combination of Polypeptides. They are joined together by the peptide bonds. These Polypeptides are chains of amino acids. When one or more Polypeptide chains joined together, that is the time when Protein was born. As we all know, protein is very essential to our body. Because protein helps our body to function well. Protein makes our cells function properly. Can you imagine our body without protein? Thanks to Polypeptides chains that are joined together to form Protein so our body can function well. </span>
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B. Asexual reproduction involves one parent, and sexual reproduction involves two.
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forests maintain a balance between the amount of carbon-dioxide and oxygen gases in the atmosphere...
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It forms the outer layer of a cell. It gives an animal cell its shape. It is selectively permeable.
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