BIOLOGY
PROTEINS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A cell’s DNA strand has the following sequence:GGTACTAfter mitosis, the cell’s daughters have this sequence:GTTACT This is an example of what kind of mutation?
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substitution
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insertion
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deletion
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duplication
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Explanation:
Detailed explanation-1: -Which type of mutation occurred in the original sequence to generate the mutated sequence? This is the substitution mutation.
Detailed explanation-2: -Mutations can be of many types, such as substitution, deletion, insertion, and translocation.
Detailed explanation-3: -Both missense and frameshift mutations may change the alleles causing variations in the trait.
Detailed explanation-4: -Insertion Mutation Examples For example, some diseases caused by insertional mutations include: Fragile X Syndrome. Huntington’s Disease. Myotonic dystrophy.
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