5. The _
controls the rate of breathing.

respiratory control centers

Explanation: respiratory control centers: The medulla which sends signals to the muscles involved in breathing, and the pons which controls the rate of breathing.The medulla oblongata is the primary respiratory control center. Its main function is to send signals to the muscles that control respiration to cause breathing to occur.

medulla oblongata

Explanation:

its a part of the raspatory response in your brain

i hope this helps :3

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 endomembrane system i think