Which of the following antifungals works by binding to ergosterol in membranes?
A. fluconazole
B. terbinafine
C. amphotericin B
D. nystatin
E. both amphotericin B and nystatin
Answer: E
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What will be accomplished by lowering the activation energy of a reaction?
A) The reaction will proceed more slowly. B) The reaction will proceed more quickly. C) The reaction will stop completely. D) The reaction will reverse.
A group of organisms at any particular level in a classification system is called a
A) species B) genus C) taxon D) phylum
Digesting chromatin with a high concentration of DNAse I would yield fragments of what approximate size?
A. 200 B. 400 C. 600 D. 1100
Which of the following statements is
INCORRECT about eukaryotic chromosomes?
a. The number of chromosomes varies from one species to another. b. All eukaryotes have the same system of autosomes and sex chromosomes. c. A chromosome consists of DNA associated with histone proteins. d. After duplication, all paired chromosomes are attached at the centromere. e. After duplication, each chromosome consists of two sister chromatids.