The agarose used in electrophoresis
A. interacts electrically with the DNA.
B. chemically binds to the DNA.
C. acts as a sieve.
D. selectively sorts recombinant DNA from host DNA.
C
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Unsaturated tails of lipids
a. are hydrophilic. b. are unstable and tend to break apart. c. interact with the tails of other phsopholipids . d. will break whenever exposed to phosphate ions. e. have all of these attributes.
What term is applied to a variety of projects whereby genome sequences are deposited in databases for research purposes?
What will be an ideal response?
A mammoth frozen in the Arctic tundra of Siberia would be an example of which type of fossilization?
a) Mummification b) Permineralization c) Carbonization d) Replacement
In horses and rabbits, the digestion of cellulose takes place in the _______________
A. stomach B. anus C. tumen D. cecum E. large intestine