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Mitochondrial DNA (MtDNA)is Helpful in Obtaining a DNA Profile for Very

Question 39

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Mitochondrial DNA (mtDNA) is helpful in obtaining a DNA profile for very degraded genetic material because


A) cells have many mitochondria,and therefore several copies of mtDNA sequences.
B) mitochondria contain oxidative enzymes that protect the DNA.
C) mtDNA consists of a single helix,so it cannot be unwound.
D) it uses uracil instead of thymine,which is a more stable nitrogenous base.

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