C. The number of protons and neutrons.
Answer:
Mass is the measurement of matter an object contains while weight is the gravitational pull the earth has on an object.
Mass is important to measure because it will measure the amount of force it will take to move the object.
<u><em>Hope this helps!</em></u>
Answer:
they work together to benefit
Answer:
protein ATP synthase
the membrane provides the energy to make ATP. H+ ions cannot directly cross the thylakoid membrane. The protein ATP synthase allows H+ ions to pass through it. As H+ ions pass through ATP synthase, it rotates & the energy is used to bind ADP & a phosphate group together to produce ATP.