Protein-coding ORFsare easier to identify in which type of organism?
a. eukaryotes because they have easily identifiable regulatory regions
b. eukaryotes because they have fewer introns
c. prokaryotes because they have few introns
d. eukaryotes because they have more exons
e. prokaryotes because they have more exons
ANSWER: c
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Identification of the causative microbe for a diarrheal infection often requires a stool culture. The best medium for this purpose is
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