THE MOLECULAR BASIS OF INHERITANCE
GENE MUTATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the type of mutation that happens when a base has been added to the sequence of bases?
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Substitution
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Deletion
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Inversion
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Insertion
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Explanation:
Detailed explanation-1: -An insertion mutation occurs when an extra nucleotide is added to the DNA strand during replication.
Detailed explanation-2: -In genetics, an insertion (also called an insertion mutation) is the addition of one or more nucleotide base pairs into a DNA sequence. This can often happen in microsatellite regions due to the DNA polymerase slipping.
Detailed explanation-3: -Mutations can be of many types, such as substitution, deletion, insertion, and translocation.
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