The functioning of an electron transport chain is analogous to ________.
Fill in the blank(s) with the appropriate word(s).
Ans: a person descending a flight of stairs one step at a time
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Which of the following is an advantage of cDNA libraries?
A. cDNA libraries are easy to make. B. cDNA libraries utilize genomic DNA, which is easy to obtain. C. cDNA lacks introns and therefore reflects all the genes expressed by a particular tissue or organism. D. cDNA lacks exons. E. cDNA libraries are more stable than other DNA libraries.
Which of the following is most toxic?
a. alcohol dehydrogenase b. ethanol c. acetaldehyde d. acetate e. carbon dioxide
The periderm
a. replaces the epidermis when some plants age. b. is a protective tissue. c. is a dermal tissue. d. is found on the surface of woody plants. e. fits all of these descriptions.
Which of the following techniques is best suited to study protein interactions?
A) PCR B) The yeast two-hybrid system C) Restriction mapping D) RT-PCR E) Southern blotting