The presence of a continuous attraction of water upward inside the xylem vessels is due to the _ force(s). A) adhesion B) cohesion C) transpiration pull D) all the previous

Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.