The increase in fossil fuel burning since mid-19th century is increasing the amount of CO2 in the atmosphere true or false

true

Explanation:

this is a true statement.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

the actual answer was 160934