Question

Sickle-cell anemia is caused when a mutation results in the replacement of glutamate with valine. Which type of mutation is observed here?
a.chromosomal mutation
b.frameshift mutation
c.substitution mutation

Answer 1

substitution mutation

sickle cell anaemia is due to point mutation at beta-globin gene. Point mutation is a single base substitution.

Answer 2

thank you!

Answer 3

so is it c?