How do i do this? plz its biology. download the pdf and open it up plz thx

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.

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?