Even though facilitated diffusion involves transport proteins, it is still passive transport because the solute is moving down the concentration gradient. ... A channel protein, a type of transport protein, acts like a pore in the membrane that lets water molecules or small ions through quickly.
Common microscopic chromosomes in fresh water
Organelles exist within cells, which exist within tissues. Communities exist within ecosystems, which exist in the biosphere.
Answer:
DNA is copied, checked for errors, and packaged neatly before cell division.
Explanation: