Which of the following best describes the impact that infectious agents in one's surroundings can have on the health of an individual? a
They can bind with T cells and cause swelling and inflammation.

b
They can attack within cells and elicit a cell-mediated immune response.

c
They can destroy the body's ability to fight infection after repeated exposure.

d
They can produce histamine and prevent body cells from reproducing.

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.

Identify the missing parts of the carbon cycle

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.