What happens to the ammonium ions that are removed from amino acids during deamination?
A) they combine with pyruvate and enter the citric acid cycle
B) they combine with CO2 and enter the urea cycle
C) they combine with fatty acids and enter beta-oxidation
D) they are removed directly by the kidneys
E) they combine with CO2 and are exhaled
Answer: B
You might also like to view...
__________ alkalosis is a reduction in plasma [H+] caused by a relative deficiency of non-carbonic acids
Fill in the blank(s) with correct word
Which of the following increases the rate of gas exchange across the respiratory membrane?
A. Decreased surface area of the respiratory membrane B. Increased fluid in the alveoli C. Increased surface area of the respiratory membrane D. Increased thickness of the respiratory membrane E. Increased connective tissue in the alveolar wall
Which of the following is not primarily a muscle of facial expression?
A) buccinator B) depressor labii inferioris C) risorius D) masseter E) mentalis
Festering of the equine foot along the border of the coronet is called:
A) osselet B) quittor C) ringbone D) sweeney