Question

Another phenotypic mutation like epigenetic mutation

Answer 1

Furthermore, although epigenetic changes do not alter the sequence of DNA, they can cause mutations. About half of the genes that cause familial or inherited forms of cancer are turned off by methylation.

Answer 2

$\huge{ \underline{\underline{ \fcolorbox{white}{pink}{\sf{Answer :-}}}}}$

Spontaneous mutations are the result of errors in natural biological processes, while induced mutations are due to agents in the environment that cause changes in DNA structure.