Q1. A lightly anesthetized patient is still capable of spontaneously breathing and is artificially ventilated at his normal tidal volume, but twice his normal frequency, with a gas mixture of 50 percent O2 and 50 percent N2 for 10 minutes. On cessation of this artificial ventilation, patient fails to breathe […]

In peas, the allele for yellow seeds (Y) is dominant to the allele for green seeds (y). What would be the genotype and phenotype ratios of offspring from a cross between Yy and yy individuals? Genotype: all Yy; Phenotype: all yellowGenotype: ½ Yy : ½ yy; Phenotype: all yellowGenotype: all […]

Depletion of NADPH and glutathione in cells is considered harmful. Explain why, and give an example of a chemical that may deplete NADPH and glutathione through interaction with the FMO enzyme. The FMO3 enzyme has an important physiological function in people. State the normal substrate of FMO3 in people and […]

Assume that investigators crossed a strain of flies carrying the dominant eye mutation Lobe on the second chromosome with a strain homozygous for the second chromosome recessive mutations smooth abdomen and straw body. The F1 Lobe females were then backcrossed with homozygous smooth abdomen, straw body males and the following […]