Which of the following statements is false about most metabolic pathways? a. pathways serve to increase the efficiency of energy transfers. b. the enzymes that catalyze reactions in metabolic pathways generally catalyze only a single step. c. the rates of pathway reactions vary to respond to changing conditions. d. most pathways are reversible under physiological conditions.

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.

Chicken pox and hepatitis are bacterial diseases. true or false?

Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and