What is the fate of the NAD+ newly regenerated by fermentation?
a. It is converted into an organic acid.
b. It is oxidized into carbon dioxide.
c. It returns to glycolysis to pick up more electrons.
d. It is converted into ethanol.
Answer: c. It returns to glycolysis to pick up more electrons.
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A characteristic that is independently acquired by reversal or convergent evolution exhibits homology
_____________________ Indicate whether the statement is true or false.
African sleeping sickness is caused by Trypanosoma brucei, a unicellular, flagellated protist that infects red blood cells after entering the bloodstream. African sleeping sickness is transmitted by
A. ingesting food. B. contaminated water. C. sexual intercourse. D. the bite of an insect. E. exhaled aerosols.
The spindle begins to form in
A. telophase I. B. prophase I. C. interphase. D. telophase II.
Which of the following is an example of a suspension feeder?
a. a whale b. a mosquito c. a snake d. a lamprey