Next to each allele, a stretch of DNA contains instructions for
A) deletion of the allele.
B) expression of the allele.
C) duplication of the allele.
D) re-shaping the allele.

Question

Quizplus · Accepted Answer

The stretch of DNA next to each allele contains instructions for the expression of the allele, or how the gene is activated and produces its corresponding trait. Deletion, duplication, or re-shaping of the allele would involve changes to the actual DNA sequence, not just the instructions for expression.

Next to Each Allele, a Stretch of DNA Contains Instructions