A mutation that inserts or deletes one or two nucleotides is usually more harmful than a mutation that substitutes one base for

Question

4 years ago

11

A mutation that inserts or deletes one or two nucleotides is usually more harmful than a mutation that substitutes one base for

another because -
A It changes one amino acid in the sequence of a protein

B it shifts the reading frame for the rest of the code causing many errors

C The codon consists of three nucleotides coding for an amino acid

D the chromosomes fail to separate resulting in trisomy 21

Biology

1 answer:

k0ka [10] · Answer 1 · 2021-11-15T06:42:26+03:00

k0ka [10]4 years ago

8 0

The answer you're looking for is B.