Black bears are suited to living in a variety of climates, from very cold to hot.
which term best describes how a black bear reacts to different
temperatures?
o
a. resistance
o
b. tolerance
o
o
c. resilience
d. disturbance

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.