Q: Is Hashimotoâs Thyroiditis hereditary? A: Yes. If someone in your family has Hashimotoâs Thyroiditis, especially one of your parents, you should get tested. Q: Is soy bad for ... Read More
Darwin s theories played an important role in the American s usage of eugenics and in the justification of racial and sexist separateness. Eugenics, the study of human heredity, aimed at improving the human race, proved to be one of the most enduring aspects of Social Darwinism.ocial Darwinism in American History Toward the end of the 19th century, the United States entered a period of growth and industrialisation. An abundance of natural recourses, cheap labour supply, ...
Because of this buffering action, culture was thought to have blunted the rate of human evolution, or even brought it to a halt, in the distant past. Many biologists are now seeing the role of culture in a quite different light. Although it does shield people from other forces, culture itself seems to be a powerful force of natural selection. People adapt genetically to sustained cultural changes, like new diets.