Which of the following statements about a dipole is INCORRECT?

A the dipole molecules are electrically balanced.

B. They are essential for chemical reactions of body cells to take place.

C.An example of a dipole molecule is water.

D.They orient themselves towards other dipole molecules.

2. Reactions which release energy are:

anabolic reactions.

exergonic reactions.

catabolic reactions.

exchange reactions.

3.In hydrolysis:

A. a molecule of water is added for each bond broken.

B.a molecule of water is removed when proteins are synthesized from smaller molecules.

C a reactant accepts electrons.

D. electrons are lost from a reactant.

4.pH is a concentration unit used to measure the concentration of:

A hydrogen ions in a solution.

B. anions in a solution.

C hydroxyl ions in a solution.

D cations in a solution.

5.Chaperonins aid in the desired folding of:

nucleic acids.

lipid molecules.

carbohydrate molecules.

protein

6.Catabolic reactions involve:

release of energy.

synthesis.

input of energy.

formation of chemical bonds