Q1. Archeologist discovers skeletal remains of humanlike animals in Ethiopia. Examination of bones suggests that the remains represent four types of individuals. Two of skeletons have bone densities 30 percent less than those of the other two skeletons. The skeletons with the lower bone mass also have broader front pelvic […]

Consider a discontinuous trait relating to the management of cholesterol in humans. Assume the trait is controlled by just 2 unlinked genes. For the cholesterol receptor gene 9 different alleles exist. For the cholesterol processing enzyme 5 distinct alleles exist. For the receptor gene how many different genotypes are possible? […]

1) Which of following statements is NOT true about the chemical bonds? A) Both kinds of the chemical bonds involve electrons in the outer shell. B) Covalent bonds share the electrons between two atoms. C) An atom included in an ionic bond has an unequal number of electrons and protons. […]

A patient`s blood was centrifugated in a capillary tube. The total height of the column blood was 3.5 cm and the column of packed cells was 1.8 cm. Analysis of hole blood gave a hemoglobin concentration of 12 g%, and counting the RBCs in a hemacytometer gave a count of […]