the answer is b) shoppers no longer need to leave the house or spend hours at the mall to make a purchase
Answer:
Mutation. Mutations are changes to an organism's DNA and are an important driver of diversity in populations. Species evolve because of the accumulation of mutations that occur over time. ... Some mutations are unfavorable or harmful and are quickly eliminated from the population by natural selection.
I think A but you should double check with some one else.
Answer:
Biomass
Explanation:
It is the right answer according to biology.
Answer:
Messenger Rna!! Hope this helps <3