When vitamin K functions in a variety of enzymatic reactions, what is added to molecules as a result?
a. Carbon
b. Sodium
c. Calcium
d. Phosphorous
Q. 2Glycolysis begins with _____ and the end product is _____.
a. starch, glucose
b. lactate, glucose
c. pyruvate, acetyl-CoA
d. glucose, pyruvate
Q. 3What packages vitamin K from both foods and intestinal bacteria into lipoproteins for delivery to the rest of the body?
a. Large intestine
b. Liver
c. Small intestine
d. Adipose tissue
Q. 4Which chemical reaction results in the splitting of a 6-carbon glucose molecule into two 3-carbon subunits called pyruvate?
a. Glycolysis
b. Glycogenolysis
c. Gluconeogenesis
d. Glycogenesis
Q. 5Which vitamin is given to infants soon after birth?
a. Vitamin A
b. Vitamin D
c. Vitamin K
d. Vitamin E
Q. 6Joe skipped breakfast this morning because he was late for class. While he sits in class, which metabolic process is occurring?
a. Protein synthesis
b. Glycogenolysis
c. Glycogenesis
d. Lipogenesis
Q. 7The protein that forms blood clots is called _____.
a. fibrin
b. prothrombim
c. thrombin
d. fibrinogen
Q. 8Liver and _____ cells break down _____ into glucose.
a. brain, fatty acids
b. muscle, glycogen
c. heart, proteins
d. central nervous system, fatty acids
Q. 9Vitamin K functions as a(n) _____ in several reactions involved in the formation of blood clots.
a. substrate
b. enzyme
c. coenzyme
d. hormone
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