Sherry draws a diagram to compare selective Breeding and genetic engineering which label belongs in the area marked z

A. Rephrase modification of DNA

Explanation

If you look up the definition it says something along the lines of modification and I think it's a but it could also be be involves the production of offspring but try waking up the definition.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

i think the answer is a.keratin is the pigment responsible for skin color.