Which of the following molecules is the pentose sugar found in RNA?
A) 1
B) 6
C) 12
D) 13
C
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All of the following methods are employed to identify pathogens in clinical specimens EXCEPT
A. biochemical tests. B. special stains and microscopy. C. culture on a variety of all-purpose, selective, and/or differential media. D. molecular testing for nucleic acids. E. immunoassays. F. There are no exceptions here. All of these methods are used to identify pathogens.
Antelope and kangaroos are both herbivores that feed on grasses and brush. What would you expect to happen if someone set up a game farm and released both species into the same grassy plain?
What will be an ideal response?
A male that mates for longer than the optimal time may miss an opportunity to mate with another female.
a. true b. false
Which of the following is not true of the eukaryotic internal ribosome entry site (IRES)?
A. It is important for efficient translation of mRNA molecules lacking a 5' cap. B. The eIF4F factor binds to this site. C. They are never found in mRNA molecules containing a 5' cap. D. It positions the mRNA start codon correctly on the 40S subunit.