Questions: 1.Rods and cones are examples of: a. chemoreceptors. b. mechanoreceptors. c. photoreceptors. d. encapsulated nerve endings.   2.Mechanoreceptors for balance and equilibrium are located in the vestibule and in the: a. semicircular canals. b. organ of Corti.   3.Which of the following structures in the inner ear is the […]

Question: A man and a woman each have one sickle-cell anemia allele. He is color blind, while she is a carrier for color-blindness. What is the probability that a daughter will have both full-blown sickle-cell anemia and be colorblind? What is the probability that a son will have both sickle-cell anemia […]

Q. Your friend has now joined a lab that studies vesicle budding from the Golgi and has been given a cell line that does not form mature vesicles. He wants to begin designing some experiments but wasn’t listening carefully when he was told about the molecular defect of this cell […]

There are approximately 4000 DNA sites in the yeast genome which could potentially bind the yeast transcription factor GAL4, but only 10 sites control genes necessary for galactose metabolism. In one chromatin immunoprecipitation experiment, yeast growing on galactose were lysed, and subjected to cross-linking reagents which cross-linked transcription factors to […]