Answer:
both of the original DNA strands act as templates during replication.
Explanation:
During DNA replication, each of the two strands that make up the double helix serves as a template from which new strands are copied.
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A substitution is a mutation that exchanges one base for another (i.e., a change in a single "chemical letter" such as switching an A to a G). Such a substitution could: change a codon to one that encodes a different amino acid and cause a small change in the protein produced. ... These are called silent mutations.
A liquid to gas make
s the particles move faster
