what-specific-point-mutation-in-the-beta-subunit-of-hemoglobin-leads-to-sickle-c

Question

What specific point mutation in the beta subunit of hemoglobin leads to sickle cell anemia?

Accepted Answer

A substitution of glutamate to valine at the 6th position.

Answer

A substitution of alanine to glycine at the 6th position.

Answer

A substitution of serine to threonine at the 6th position.

Answer

A substitution of lysine to arginine at the 6th position.