Questions: What, if anything, is wrong with the following statement: “When NaCl is dissolved in water, the water molecules closest to the ions will tend to orient themselves so that their oxygen atoms point toward the sodium ions and away from the chloride ions.” The drug thalidomide was once prescribed […]

Q. Recognize the non-Mendelian mode of inheritance for each of the follow: A.) A woman from the family with normal cholesterol marries a man with no LDL receptors, and all their children have cholesterol levels twice the normal of the mother. B.) In humans, skin colour follows a bell-shaped curve, […]

1) Describe the three kind of the recombination among microorganisms. DNA is transferred horizontally among same generation. The phenotype of gene at end of recombination will be changed. a) Transformation (DNA transferred as naked DNA). b) Transduction (has no contact, use vector virus). c) Conjugation (need contact: pili). 2) Select […]

If we add 100 ul of 0.5 mg/ml ConA and 100 ul of 1 M mannose to 800 ul of a dilute suspension of red blood cells in ConA buffer, what should we expect to happen?  Explain why we expect to see these results.  (Describe what is happening at the […]