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.
Here are some nicknames for generation Z (1997-present) “Zoomers iGeneration, Gen Tech, Gen Wii, Net Gen, Digital Natives, Plurals”
Lit is a lichen,a combination of an algae and a fungi
Answer: I'd say C
Explanation: Small plants are at the bottom of the ecosystem, which means they have to start it out. I'm not sure tho.