In the Griffith experiment, why did the mice become ill when injected with a mixture of dead S bacteria and live, capsuleless R bacteria?
A. RNA was passed from the dead virulent S bacteria to the live nonvirulent R bacteria.
B. The virulent S bacteria were not 100% dead and so were still able to make the mice ill.
C. Protein was passed from the dead virulent S bacteria to the live nonvirulent R bacteria.
D. DNA was passed from the dead virulent S bacteria to the live nonvirulent R bacteria.
E. RNA was passed from the live R bacteria to the dead S bacteria, bringing them back to life.
Answer: D
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A ________ is a hollow tubelike structure that surrounds a chain of cells.
Fill in the blank(s) with the appropriate word(s).
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In a double-blind experiment, ________
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