Explain how people have utilized specific methods of asexual reproduction in plants to grow desirable food crops or flowers.

a, i am pretty sure.

one would be wind another would be water density

c.more precipitation,but only when emission levels.

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.