What contains both vector DNA and chromosomal DNA?
A. recircularized vectors
B. recombinant vectors
C. open vectors
B
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In order to produce human insulin in bacteria what must be done first?
A. Human insulin protein is purified from the bacteria. B. The human insulin gene must be cloned. C. The human insulin gene must be transformed into bacteria. D. Bacteria containing the human insulin gene are grown. E. The bacterial insulin gene must be cloned.
In order for a cell to respond to the signaling molecule epinephrine, it must have ____
a. ion channels b. a lipid bilayer through which epinephrine can pass
c. receptors with an epinephrine binding site on the cytoplasmic side of the plasma membrane d. receptors with an epinephrine binding site on the plasma membrane surface e. nuclear membrane receptors
Human-caused disturbances of the ________ cycle may be contributing to global warming
A) hydrologic B) oxygen C) phosphorus D) carbon E) sulfur
Which term best describes the application of scientific knowledge to specific purposes?
A) statistics B) technology C) pseudoscience D) biology E) experimentation