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10.3
Term | Definition |
---|---|
DNA replication | the process of making a copy of DNA |
helicase | an enzyme that separates DNA strands |
replication fork | y shaped point that results when the 2 strands of a DNA double helix separate so that the DNA molecule can be replicated |
DNA polymerase | an enzyme that catalyzes the formation of the DNA molecule |
semi- conservative replication | in each new DNA double helix one strand is from the original molecule and one strand is new |
mutation | a change in the nucleotide-base sequence of a gene or DNA molecule |