2 ms·
And as bad as smoke and fetal alcohol syndrome are, they aren't genetic. A mentally retarded person will have perfectly normal offspring, provided their disabil
by lukev 16y ago
And as bad as smoke and fetal alcohol syndrome are, they aren't genetic. A mentally retarded person will have perfectly normal offspring, provided their disability is environmental.
Evolution works by selection. Darwin, not Lamark.
- sudont 16y agoThere is some amount of chromosomal damage that will now occur with our cheap, plastic materials and water tables full of pharmaceuticals.
- schwabacher 16y agoThere are some epigenetic changes like DNA methylation that can be inherited from parents and effect gene expression in children. Things like diet, smoking, and the age of a mother almost certainly have some effect on the development of her children. http://en.wikipedia.org/wiki/Epigenetics http://en.wikipedia.org/wiki/Epigenetics I find the fact that your genes don't get a fresh start with your children pretty sobering. Kind of makes you want to go exercise :) Edit: had a hash tag in the wikipedia link I didnt mean to put there