It has been discovered that mitochondrial DNA is passed down from the father too. It was also discovered that our genetics only have a 7% influence on longevity (note: source for this to follow). The rest is environmental. But that will change as the first CRISPR babies are born.
“It seems to me that the idea of a personal God is an anthropological concept which I cannot take seriously. I also cannot imagine some will or goal outside the human sphere…. Science has been charged with undermining morality, but the charge is unjust. A man’s ethical behavior should be based effectually on sympathy, education, and social ties and needs; no religious basis is necessary. Man would indeed be in a poor way if he had to be restrained by fear of punishment and hope of reward after death.”