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.
1 Anencephaly is an example of a neural tube defect, a condition that results from an error in the first weeks of embryonic development. 2  In anencephaly, the bones of the skull and brain do not develop properly.3  Babies with anencephaly are missing large areas of the brain and have an incomplete skull.Anencephaly facts medical author: Melissa Conrad Stoeppler, STÃ¶PPLER. 1  Md anencephaly is an example of a neural tube, defect a condition that results from an error in the first weeks of embryonic. 2  Development in, anencephaly the bones of the skull and brain do not develop.  properly