Most homeostatic mechanisms in the body rely on negative feedback, meaning the outputs of their effectors _____.

Salt

DNA and RNA are _____.

Electrolyte

The _____ systems serve to integrate the activities of the organ systems within the body.

The appendix is located within the _____ of the abdomen.

Catalysts are substances that _____ the speed of a chemical reaction and _____ consumed during the reaction.

The _____ pleura are the serous membranes lining the _____ of the thoracic cavity.

Acids _____ the pH of a solution by increasing the concentration of _____ ions in solution.

Lipid bilayer