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3 April, 22:24

Under normal circumstances, it is not possible for adenine to pair up with guanine or cytosine, nor for any other mismatches to occur. describe the two factors that prevent a mismatch from occurring

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  1. 4 April, 00:18
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    The chemical structure of adenine only allows it to form a hydrogen bond with thymine. While the structure of guanine allows it to form a hydrogen bond with cytosine. DNA Polymerase will then proofread a strand of DNA to ensure there is no mismatching bases.
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