EMBRYOLOGY
CHROMOSOMES AND CELL DIVISIONS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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ATTTGAGCC-OriginalATTGAGCC-MutatedThe example above is an example of a
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Insertion-Frameshift
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Deletion-Substitution
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Deletion-Frameshift
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All of the above
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Explanation:
Detailed explanation-1: -A frameshift mutation in a gene refers to the insertion or deletion of nucleotide bases in numbers that are not multiples of three. This is important because a cell reads a gene’s code in groups of three bases when making a protein.
Detailed explanation-2: -Crohn’s disease, cystic fibrosis, and certain types of cancer are due to frameshift mutations.
Detailed explanation-3: -Deletion frameshift mutation: When in the nucleic acid, one or more nucleotides are deleted, resulting in reading frameshift. Insertion frameshift mutation: When in the nucleic acid, one or more nucleotides are added, resulting in reading frameshift.
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