By comparison, eating a high - fat diet before and during pregnancy increases breast cancer risk in the subsequent two generations, but does not cause
inheritable changes in the germ cells, Hilakivi - Clarke says.
Not exact matches
It is driven by
inheritable and observable
change to DNA.
It might be possible then to link the alterations to environmental
changes such as stressful events or diet, which have been shown to cause
inheritable epigenetic
changes in mice.
But geneticists remained doubtful that these
changes can be passed down because of how
inheritable DNA is cleared of
changes.
Some companies have
changed their offerings and instead provide information on ancestry and whether you're a genetic carrier for certain
inheritable diseases (and could pass those genes to your children).