The failure to regulate the pH of the blood can affect the activity of
enzymes that clot blood
red blood cells that make antibodies
chlorophyll that carries oxygen in the blood
DNA that control starch digestion in the blood

Anitrogen atom and an oxygen atom combine chemically to form nitric oxide. what is nitric oxide?

Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products

What does the field of thermodynamics relate to a-changes in nuclear reactions b- changes in energy in systems c changes in molecular structure d changes in atomic properties