What does it mean when scientists say that living organisms share a universal genetic code

Which of the following statements regarding anfinsen's denaturing experiments with ribonuclease a (rnase a) are valid? exposing the denatured protein to air oxidation and then dialysis to remove urea restored the protein to its original functionality. removing urea by dialysis and then allowing air oxidation of the denatured protein restored the protein to its original functionality. denaturing the protein with both urea and β-mercaptoethanol yielded an inactive protein. anfinsen concluded that protein folding is determined by its primary sequence.

The chemical form of energy that is useable by the cell to do work

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions