What is recombinant DNA?
A. DNA that is circular
B. DNA that can no longer replicate
C. DNA that comes from plasmids
D. A segment of DNA containing sequences from two different sources
Answer: D
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The terminal electron acceptor in respiration may be
A. oxygen. B. nitrate. C. NAD. D. an inorganic molecule. E. oxygen, nitrate, AND an inorganic molecule.
All of the following could find a location in or on human body tissues suitable for growth except ________.
A. anaerobes B. facultative anaerobes C. mesophiles D. psychrophiles E. capnophiles
__________ are multiple copies of a short DNA sequence that occur at a given locus. Fill in the blank(s) with the appropriate word(s)
A loss of 90% of the population in the Pingelap atoll from a typhoon in 1775 resulted in a high percentage of the
current population being affected by achromatopsia. As a result, all of these affected individuals _____. a. have normal vision b. are descendants of one of the 20 original survivors c. receive genetic testing and genetic counseling d. have exceptional hearing e. are descendants of the 20 original survivors