Recombinant DNA is any DNA that ____.
A. has been cut by restriction enzymes
B. is at least four to eight base pairs in length
C. has had its gene sequence rearranged
D. consists of DNA from two or more organisms of the same or different species
E. inserted into plasmids
Answer: D
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A) 1 minute B) 2.5 minutes C) 5 minutes D) 10 minutes E) 20 minutes
The smallest units that still retain the characteristics of an element are called
A) molecules. B) tissues. C) organic molecules. D) cells. E) atoms.
All of the following are common to both the Gram stain and the acid-fast stain EXCEPT
A) primary stain. B) counterstain. C) a decolorizing agent. D) a chemical mordant. E) a decolorizing agent and a counterstain.
T or F: lifting free weights is a form of isotonic exercise
What will be an ideal response?