Blank cells produce immunoglobulins (antibodies) and Blank cells store information to produce immunoglobulins.

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.

it's a.true. i'm kind of smart.

answer///triple meter;

answerclassical conditioning;