The answer would be: <span>A. Mitochondrial DNA is beneficial in both of these cases
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Mitochondrial DNA or mtDNA is DNA that found in the mitochondrial. Mitochondrial DNA only inherited from mother, so it's relatively unchanged than nuclear DNA that mixed from father and mother.
Mitochondrial DNA has higher mutation rate in animals because it doesn't have repair mechanism like nuclear DNA. These mutations can be used as a clue for how close the relation of an organism to others.
This makes analyzing the ancestral relationship of organisms that closely or distantly related easier.
Reproduction? I could be wrong though
Answer:
Hi! Well a population is a group of organisms that are the same species and live in the same area and they interact with each other! A community is where different populations of species live in the same area and interact with each other!
So the answer is population! Stay safe!! <3
C. A higher amount of addictive chemicals are needed to get the same high when fewer receptors are present...