Ethylene oxide is gas that
A.
is very useful for sterilizing heat or moisture-sensitive items.
B. is potentially carcinogenic.
C. is used as a 37% aqueous solution.
D. is effective against all microorganisms except endospores and viruses.
E.
is very useful for sterilizing heat or moisture-sensitive items AND is potentially carcinogenic.
E
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A common adaptation of coastal plants that grow on sand dunes is
A. deep roots to extract moisture. B. broad leaves for enhanced photosynthesis. C. secretion of proteinaceous threads. D. increased transpiration of water. E. elevated growth rates.
Catabolism: Lecture summary
What will be an ideal response?
During active transport through the sodium-potassium pump, ATP hydrolysis provides the energy to pump three sodium ions into the cell for every two potassium ions pumped out of the cell.
a. true b. false
A diploid organism has ten homologous chromosome pairs. Disregarding crossing over, how many genetically different gametes are possible?
A. 100 B. 240 C. 480 D. 1024 E. 2048