What is the best term describing a sudden spike of new cases of 'meningitis' disease among a group of Aggies?
A. Enzootic
B. Epidemic
C. Zoonosis
D. Epizootic
E. Endemic
Ans: B. Epidemic
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What is the role of Rad51 in eukaryotic recombination events?
A. It introduces single-strand breaks in the chromosome. B. It degrades the 5'-ending strand to create 3'-ending single-strand overhangs. C. It is a helicase that assists in separating the DNA strands at the site of breakage. D. It is a single-strand DNA binding protein that coats the 3'-ending single-strand overhang. E. It is a RecA-class recombinase that mediates strand invasion.
What is adiabatic cooling?
A. the cooling due to rainfall on windward side of a mountain B. the cooling due to polar air masses flowing towards the equator C. cooling due to the decrease in air pressure at higher elevations D. the cooling due to increased cloud cover at higher elevations
Many cases of epigenetic modification involve adding a methyl group to the DNA in promoters, a process called
____________________. Fill in the blank(s) with the appropriate word(s).
A person with antigen A on their red blood cells can give blood to someone with blood type(s)
a. A and AB b. B and AB c. only AB d. only O