Question

Sickle–cell anemia is caused when a mutation results in the replacement of glutamate with valine. Which type of mutation is observed here?



chromosomal mutation



frameshift mutation



substitution mutation

Answer 1

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

Answer 2

c

Answer 3

yes dear

Answer 4

thx