Acertain gene in a bacterium codes for a polypeptide that is 120 amino acids long. how many nucleotides are needed in the mrna to code for this polypeptide?
a. 30
b. 40
c. 360
d. 480

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.