it is the force with which a body is attracted toward Earth or another celestial body. This means that when you are in space, away from Earth, objects do not weight anything since they do not feel gravitational attraction to the Earth. Objects can have a large mass, but weigh nothing.
<span>Potassium is actively transported into and out of the vacuoles in the guard cells.
There are different kind of potassium transport channels (KAT1, KAT2) that transport K+ inside and outside the vacuole of the guard cell, by the use of ATP (energy) and H+.</span>
C is the answer breaking down inorganic compounds
The answer is A. 36 to 38 molecules
The best way may be is going over the notes on the chapter you were doing. Or going over the chapter once or twice.