Double strand DNA fragments are separated by size using
A. restriction analysis.
B. FISH.
C. PCR.
D. northern blotting.
E. gel electrophoresis.
Answer: E
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____ are dormant structures formed by certain bacteria in response to unfavorable environmental
conditions.
a. Capsids b. Endospores c. Endotoxins d. Exotoxins e. Heterocysts
elimination
What will be an ideal response?
Suppose that while the reverse osmosis system is running tank B becomes contaminated with salt water such that it ends up with a higher salt concentration than tank A. What would happen if the reverse osmosis system was turned off?
A) There would be a net flow of water from tank A to tank B. B) There would be a net flow of water from tank B to tank A. C) Water would flow in equal amounts in both directions.
The procedure in which a single stain is used to visualize microorganisms is called ________ staining.
Fill in the blank(s) with the appropriate word(s).