Active transport requires energy because unlike osmosis and diffusion which are passive transport methods which sees where the particles are moving along the concentration gradient, in active transport, the particles are moving against the concentration gradient and as such energy through ATP is needed for the particles to be transported.
None of the choices are correct
Answer: it is the second one (squeezes together)
<span>Organisms play an important role in the water cycle. As you know, most organisms contain a significant amount of water .</span>
