Question $16$

$1\mathrm{.}5$ Points

Select the best explanation as to why C$-$to$-$T mutations may be underrepresented in liver relative to other mutations in the study by Burns and colleagues.

$5-$methyl cytosine is resistant to deamination.

CG dinucleotides were excluded from the analysis.

Liver contains proportionately less C in its DNA than other tissues.

Mutations in liver are inherently non$-$random.