Answer: the lightest and the darkest skin pigmentations are equally common in the population
Explanation:
Answer:
A. What causes some people to be color-blind?
Explanation:
This is something that could be tested with different variables including DNA, or past family medical history.
Answer:
d) sedimentary, metamorphic and igneous
Answer:
Explanation:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.
