In a biological reaction involving an enzyme, what does not directly participate in the reaction?

the active site of an enzyme

the active site of the substrate

the inactive site of an enzyme

the reactant chemicals

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit