Which human activity contributes to increased nitrates in ground water leading to harmful algae blooms and possible dead zones? Please I will mark brainliest

A)

application of fertilizers

B)

deforestation

C)

burning fossil fuels

D)

growing beans

nitrate concentration usually grows because of agriculture, so i would say A :)

please brainliest

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 answer is d.) homologous; have mammary glands