Answer:
The correct answer is: Mnemonic
Explanation:
Mnemonic devices<u> are used to improve memory retention and retrieval. </u>This method or technique involves the utilization of the information already stored in the long-term memory of an individual to <u>improve the process of memorization</u>.
It is based on the principle that information that is personal, humorous, surprising, or relatable can be easily retained by the human mind.
Example: Knuckle mnemonic
Must be through reproduction.
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.
I think it’s D. H2, NaCI, CO