C. The nucleus does not exit within a prokaryotic cell
Answer:
B. Oxygen molecules recombine to allow cells to get larger
Ex. Air freshener.
simple diffusion is the process of a substance (such as air freshener) moving from high concentration to low concentration with little to no energy.
The movement in phloem is bidirectional, whereas, in xylem cells, it is unidirectional (upward).
