Question

Genes can be activated by the environment to change an organism's fur coat color from white to brown. What factor of the environment causes this change?

Answer 1

Answer: There are multiple. Light, temperature and pollution are what I believe you're looking for.

Explanation: Factors such as light, temperature and pollution could permanently alter our DNA and gene expression, particularly as climate change continues. Similarly, drugs and chemicals can alter gene expression. All of the above are considered environmental factors.