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.
Every pregnant woman is at risk for a possible birth defect. In fact, 95% of neural tube defects (NTDs) occur in women with no personal or family history of NTDs.However, according to the Centers for Disease Control and Prevention (CDC), here are some risk factors that are known to increase the risk of a NTD:n fact, 95% of neural tube defects (NTDs) occur in women with no personal or family history of NTDs. However, according to the Centers for Disease Control and Prevention (CDC), here are some risk factors that are known to increase the risk of a NTD: