A compound contains hydroxyl groups as its predominant functional group. Therefore, this compound _____
A) lacks an asymmetric carbon and is probably a fat or lipid
B) should dissolve in water
C) should dissolve in a nonpolar solvent
D) will not form hydrogen bonds with water
B
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Answer the following statements true (T) or false (F)
1. In an open circulatory system, there is no difference between blood and interstitial fluid. 2. Relative to closed circulatory systems, Open Circulatory Systems pump hemolymph at relatively high pressure. 3. Blood is typically delivered to respiratory structures at low pressures in closed circulatory systems. 4. Frogs have two atria, but only a single ventricle.
Which of the following statements about fermentation is NOT correct?
A. Fermentation is a less efficient energy producer than aerobic respiration. B. Fermentation utilizes the electrons generated in the glycolytic breakdown of glucose. C. Fermentation is an anaerobic process. D. In fermentation, the molecules that are used as final electron acceptors differ from those used when glycolysis occurs in the presence of oxygen. E. All are correct
Veal infusion agar was used as the growth media in this experiment. How do you think your results would vary if nutrient agar was used in place of the veal infusion agar?
A) If nutrient agar was used, the number of organisms per mL would be less, because nutrient agar does not provide complex nutrients for fastidious organisms. B) If nutrient agar was used, the number of organisms per mL would be more, because nutrient agar does not provide complex nutrients for fastidious organisms.
Higher solute concentration (less water) than the cytoplasm of a cell; causes cell to lose water by osmosis.
What will be an ideal response?