A detailed explanation of what genetic mutations are, how they occur, and the various types. Created by a graduate Biochemistry student who is now studying Biological Sciences at Cambridge University. This is designed to be used for all levels of learning, from GCSE to university. When learning bio...
GENETIC MUTATIONS
Alterations in the DNA sequence that can affect the functio
of genes.
Gene mutations can occur spontaneously during DNA
replication or cell division. In contrast, induced mutation
are from exposure to environmental factors (mutagens)
such as chemical mutagens, physical mutagens (UV ligh
or X-rays), or biological mutagens (viruses).
Point Mutations
Point mutations involve
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