Of the different sources of genetic variability which on could be defined as permanent,transmissible changes to the DNA coding sequence that are often caused by outside environmental factors?
A) independent assortment
B) crossing over
C) random fertilization
D) mutation

Question

Quizplus · Accepted Answer

Mutations are permanent, transmissible changes to the DNA coding sequence that are often caused by outside environmental factors. The other options (independent assortment, crossing over, and random fertilization) are sources of genetic variability that occur during meiosis and sexual reproduction but do not result in permanent changes to the DNA sequence.

Of the Different Sources of Genetic Variability Which on Could