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ceybe ceybe
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6 years ago
When is a single base substitution mutation least likely to be deleterious?
A) when the single base change results in a stop codon
B) when the single base change results in a codon that specifies the same amino acid as the original codon
C) when the base change results in an amino acid substitution that alters the tertiary structure of the protein
D) when the base change results in an amino acid substitution at the active site of an enzyme
Textbook 
Biological Science, Canadian Edition

Biological Science, Canadian Edition


Edition: 2nd
Authors:
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wrote...
6 years ago
B
ceybe Author
wrote...
6 years ago
This was a very difficult question for me

Thanks for lending out a helping hand
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