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In fruit flies, the gene for eye color is sex-linked (X-chromosome) and red eye color is dominant over white. The gene for body color is an autosomal trait with gray dominant over black. A heterozygous red-eyed, pure-bred gray female mates with a heterozygous gray male who has red eyes. What […]

Lipid rafts are specialized regions of the exoplasmic leaflet. GPI-anchored proteins are able to diffuse from the main (non-raft) area of the exoplasmic leaflet into a lipid raft and then back out into the main exoplasmic leaflet area. Which statement below is INCORRECT about these lipid regions and GPI-membrane proteins? […]

Q.1. How is frequency of action potential traffic in the various neurons of the circuit altered while someone goes from the lying to the standing position? Give a name the neuron and tell whether frequency goes up or down. 2. Would it be probable to build a working circuit without […]

In the progress of performing an experiment, we find that (briefly) washing cells in a buffered solution at pH 3 is effective for isolating a cell membrane associated hormone receptor. (A std growth soln for the cells is usually pH 7). 1. Explain what must be true regarding the protein. […]