Host cells containing recombinant DNA can be selected on the basis of the properties of the

A. vector.
B. ribosomes.
C. enzymes.
D. virus.


A

Biology & Microbiology

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The descending arm of the loop of Henle is permeable to ____ but impermeable to ____

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A mutation in the gene that codes for a connective tissue protein called fibrillin causes ____________________.Fill in the blank(s) with the appropriate word(s)

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Antibiotics have ____ cells as their targets. 

A. animal B. eukaryotic C. fungus D. bacterial

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After burning your hand on a hot burner, which neurotransmitter will most likely be released from the pain receptors?

a. glutamate b. dopamine

c. substance P d. GABA e. acetylcholine

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