...DNA replication occurs in preparation for cell division How does DNA replicate? A part of the double-stranded DNA (dsDNA) unwinds, allowing DNA polymerase and DNA ligase to get into what is known... ?The inheritance of ABO blood type ABO blood type characterizes red blood cell membrane glycoproteins. ABO blood typing is important in cases of transfusion, as incompatibility may cause fatal immune reactions. Phenotypes can either be A, B, AB, or O. It is determined by the combination of multiple alleles, IA, IB and i, which produces six combinations of genotypes: IAIA and IAi, which produces phenotype A, IBIB and IBi, which produces phenotype B, IAIB, which produces phenotype AB, and ii, which produces...