Name the type of mutation that causes sickle cell anemia.

Explanation

Genetic code degenerate le more than one code for one amino acid
- Both GAG GAA code for glutamic acid.
- Mutation of third base/nucleotide - to change in phenotype in mutation A/Wobble hypothesis
In case of change on 2nd codon of triplet code as in Mutation B. codon stands for a different amino acid valine
Hb becomes different normal Hb becomes Hbs / Structure of protein charged