Tiny creeks or streams which merge to form a river are called: tributaries lake feeds watersheds accessories

Tiny creeks or streams which merge to form a river are called tributaries.

oak trees? ? what was listed

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.