Like Y-DNA STRs, autosomal STRs are counts of repeated genetic code. As autosomal DNA recombines each generation, the number of markers shared with a specific ancestor is reduced by half each generation.
Heroin acts as a lipid soluble âprodrugâ within the brain, meaning that heroin itself is inactive but it is metabolized into an active form within the body. After crossing the blood-brain barrier, heroin is metabolized into morphine, which actively binds to opiate receptors in the brain producing the high.
According to The New York Times, 1,4-dioxane, a petrochemical solvent found in paints, varnishes, and some cosmetics, has once again, after gaining infamy a few years back, become the questionable household chemical de jour (itâs like we hardly knew âya, phthalates) as environmental and health advocacy groups urge Procter & Gamble to reformulate the massively popular laundry detergent sold in the big orange bottle to contain decreased levels of the cancer-causing chemical.