1. The body has two automatic control systems; these systems may involve nervous responses orchemical responses.
Compare the structure and mode of action of the two control systems.

15 points come and ! which characteristic describes all bacteria? a rod-shaped b microscopic c multicellular d autotrophic

4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.

Which of the following explains why a tree is often used as a model to represent the principle of common descent