【单选题】Individuals with cirrhosis frequently display elevated levels of amino acids in the blood. The source of these amino acids is predominantly which one of the following?
【单选题】Proteins, which are composed of amino acids, help transport lipids in the bloodstream. These proteins need to be able to cluster with other nonpolar molecules and exclude water. Which of the following...
A.
A more positive hydropathic index
B.
A more negative hydropathic index
C.
A neutral hydropathic index
D.
A pKa of the primary carboxylic acid group of approximately 2