3. The ________ VUCA has been used to refer to the volatile, uncertain, complex, and ambiguous nature of the times we live in.
(A) vocalic
(B) antonym
(C) acronym
(D) etymon
(E) alias

49. All of the following are a coenzyme or a precursor of a coenzyme except: (A) thiamin. (B) riboflavin. (C) retinol. (D) niacin. (E) biotin.

50. Glucose labeled with 14C in C-3 and C-4 is completely converted to acetyl-CoA via glycolysis and the pyruvate dehydrogenase complex. What percentage of the acetyl-CoA molecules formed will be labeled with 14C, and in which position of the acetyl moiety will the 14C label be found? (A) 100% of the acetyl-CoA will be labeled at C-1 (carboxyl). (B) 100% of the acetyl-CoA will be labeled at C-2. (C) 50% of the acetyl-CoA will be labeled, all at C-2 (methyl). (D) No label will be found in the acetyl-CoA molecules. (E) Not enough information is given to answer this question.

1. No one can say what causes the oceans' chemistry to change so dramatically from time to time, but the opening and shutting of ocean ridges would be an obvious possible ________. (A) charlatan (B) confidant (C) countenance (D) culprit (E) cynic

2. Claudia Townsend, associate professor of marketing in the Miami Herbert Business School, weighed in on the blockbuster roll out of the Barbie and Oppenheimer movies that ________ massive success at the box office. (A) scored (B) stigmatized (C) stipulated (D) stunted (E) succumbed

4. It is a feature of modern Western culture that art has an almost religious significance. In particular, people who have no traditional religious consciousness often have this deep ________ for art. (A) aversion (B) qualm (C) scruple (D) disregard (E) reverence

5. The uncertain quality and expanding quantity of information pose large challenges for society. The sheer ________ of information will not in itself create a more informed citizenry without a complementary cluster of abilities necessary to use information effectively. (A) volition (B) polarization (C) manipulation (D) abundance (E) scarcity

6. Simulations have shown that a gamma ray burst in our Milky Way could wipe out the stratospheric ozone layer for years, long enough to cause widespread ________ (A) experience (B) extinction (C) colosseum (D) abstract (E) extract

7. Sometimes technologies that seem ________ and that we take for granted as part of everyday life have unanticipated consequences. (A) preposterous (B) appalling (C) brazen (D) benign (E) coy

8. Currently, approval has been granted for inoculation administration to the 12-to-17 year-old ________, and the target is to achieve the largest number of inoculations possible by the start of school in the Fall. (A) innuendos (B) demographic (C) huddle (D) abode (E) parameters

9. Since the queen is very powerful in the game of chess, a novice usually brings out the queen quickly, hoping to ________ the opponent. (A)interrupt (B) interject (C) interrogate (D) intimate (E) intimidate