How could an endocrine system disorder most likely affect the respiratory system? a. it could restrict air flow through the bronchi.
b. it could disrupt the rate of respiration.
c. it could prevent hemoglobin from binding to oxygen.
d. it could decrease the surface area of alveolar sacs.
i think b

passive transport is a movement of biochemicals and other atomic or molecular substances across cell membranes without need of energy input. unlike active transport, it does not require an input of cellular energy because it is instead driven by the tendency of the system to grow in entropy.

so, according to what that says, i believe it's hypertonic and hypotonic.

good luck!

true skin; another name for the dermis. lies directly beneath the epidermis and is often referred to as the true skin. outermost layer of epidermis, consisting of dead cells.