1 Chambers A and B are separated by a membrane. Chamber A contains 7.22 M KNO3 and chamber B contains 3.89 M KNO3. If K+ is in equilibrium across the membrane, what is the electrical (potential) difference (Resting membrane potential)? Which side is electrically positive? I am really confused, I […]

Consider Two hypothetical autosomal genes, a and b, where aheterozygote is testcrossed to a double- homozygous mutant. Predictthe phenotypic ratios under the following conditions: a) a and b are located on seperate autsomes b) a and b are linked on the same autosome, but are so farapart that a crossover […]

Cell Organelles Worksheet Complete the following table by writing the name of the cell part or organelle in the right hand column that matches the structure/function in the left hand column. A cell part may be used more than once. Structure/Function Cell Part 1.      Stores material within the cell   […]

In the wild, male house finches (Carpodus mexicanus) vary considerably in the amount of red pigmentation in their head and throat feathers, with colors ranging from pale yellow to bright red. These colors come from carotenoid pigments that are found in the birds’ diets; no vertebrates are known to synthesize […]