Write the nucleotide sequence of ONE messenger RNA that would code for the amino acid sequence met-tyr-phe-pro

Providing immunity by injecting the body with a weakened form a pathogen is known as

What best describes the structure of the declaration of independence?

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.