Which one of these is not a reason that cells require the ability to diffuse materials across their membranes? a. no energy is required for this process b. water and oxygen are obtained this way c. to maintain homeostasis or balance d. to move carrier proteins

Which statements best describe monsoons? check all that apply. they force cool, moist air from oceans to rise. they are winds that blow in the opposite direction of a normal wind. they bring rain in the summer and drought in the winter they increase rainfall in south asia, africa, and australia. they influence precipitation as wind moves near a mountain.