Human blood types are determined by genes that follow the codominance pattern of inheritance. There are two dominant alleles (A & B) and one recessive allele (O). What is the chance of having children with blood group AB for a couple with the husband of heterozygous A (AO) and the wife of heterozygous B (BO). 25%, 50%, 75%, or 100%.

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".