Question

Sickle-cell disease is probably the result of which kind of mutation?
A) point
B) frameshift
C) nonsense
D) nondisjunction
E) both B and D

Answer 1

Answer:

Explanation:

Point mutation

Of valine codon

Answer 2

Answer:

sickle cell disease is the result of of a point mutation, a change in just one nucleotide in the gene for hemoglobin.

Explanation:

this mutation causes the hemoglobin in RBCs to distort to a sickle shape when deoxygenated. the sickle shaped blood cells clog in the capillaries, cutting of circulation.