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Harman [31]
3 years ago
7

Sickle-cell anemia is caused when a mutation results in the replacement of glutamate with valine. Which type of mutation is obse

rved here?
a.chromosomal mutation
b.frameshift mutation
c.substitution mutation
Biology
2 answers:
pashok25 [27]3 years ago
7 0

The correct answer is C. Substitution mutation

Substitution mutations are single nucleotide changes in a DNA codon. A codon is a three nucleotide code that gives an information for a specific amino-acid. In this case,the codon was changed from the codon for a valine to a codon for glutamate. This causes a change in the peptide chain that forms the protein.

docker41 [41]3 years ago
3 0
Out of the following choices, the type of mutation observed is substitution mutation. The correct answer is C. 
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