White supremacy or white supremacism is a racist ideology centered upon the belief, and promotion of the belief, that white people are superior in certain characteristics, traits, and attributes to people of other racial backgrounds and that therefore white people should politically, economically and socially rule non-white people.
Neural tube defects occur when the bones of the spine do not correctly form, leaving the spinal cord and its nerves and coverings to protrude out through the skin (or lie just beneath it). The use of folate vitamins during pregnancy has decreased the incidence of neural tube defects.
Vitamin B 12 and Pregnancy. Neural tube defects refer to a group of birth defects that affect the brain and spinal cord. The defects include spina bifida, which can cause partial paralysis, and anencephaly, a fatal condition in which the brain and skull are severely underdeveloped. The synthetic form of the vitamin folate, folic acid, can significantly reduce the risk of neural tube defects.