Answer:
reverse transcriptase (RT) is an enzymeused to generate complementary DNA (cDNA) from an RNA template, a process termed reverse transcription. Reverse transcriptases are used by retroviruses to replicate their genomes, by retrotransposon mobile genetic elements to proliferate within the host genome, by eukaryotic cells to extend the telomeres at the ends of their linear chromosomes, and by some non-retroviruses such as the hepatitis B virus, a member of the Hepadnaviridae.
Explanation:
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The answer to this question is :
D. Obstacle Evaluation
Spontaneous mutations in the bacterias DNA
Answer:
True.
Explanation:
Because genetic mutations effect not only humans but animals too. Its how things evolve, like humans. So yes.