Dr. Lutes creates a genetically modified variety of watermelon that requires less fertilizer to grow fully. What impact could this have on the environment?

Wich organism obtains its energy from dead or decaying matter

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit.there is a precise compatibility between the active site and the lactose molecule.specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed.reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.