If the primers shown below were used in a DNA analysis of person 1, 2 and 3, what order would the bands appear, from top to bottom, after running the gel?

answer; i believe the answer is hydraulic action;

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.

the answer is d p: cell, q: organ, r: organ system, s: tissue