I am pretty sure the answer is
D) Velocity
Glad I could help, and good luck!
AnonymousGiantsFan
D. Chlorophyll a
Hope this helped
Answer:
Viruses mutate very quickly The major reason that viruses evolve faster than say, mosquitoes or snakes or bed bugs, is because they multiply faster than other organisms. And that means every new individual is an opportunity for new mutations as they make a copy of their genetic material. Many of those mutations have no noticeable effect.
Explanation:
