. Rhinovirus is an RNA virus that causes the common cold and sinus infections. The virus does not contain an envelope. Which of the following is true of a rhinovirus?
a. It does not contain protein or genetic material
b. It does not contain genetic material
c. It does not contain protein
d. It does not contain lipid or protein
e. It does not contain lipid
e. It does not contain lipid
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The value for ? in root tissue was found to be -0.15 MPa. If you take the root tissue and place it in a 0.1 M solution of sucrose (? = -0.23 MPa), the net water flow would _____
A) be from the tissue into the sucrose solution B) be from the sucrose solution into the tissue C) be in both directions and the concentration of water would remain equal D) occur only as ATP was hydrolyzed in the tissue E) be impossible to determine from the values given here
If the phenotype of pea pod color is determined by incomplete dominance then you would expect the F2 generation from an original cross of true-breeding blue stock with truebreeding yellow stock to be:
A. 25% yellow, 50% green, 25% blue. B. 67% green, 33% yellow. C. 67% blue, 33% yellow. D. 100% green. E. 100% blue.
Use a Punnett square to demonstrate a cross between two of the F1 offspring. What are the phenotypes and ratios that occur?
What will be an ideal response?
When a mixture of live nonvirulent bacteria and dead virulent bacteria was injected into mice, Griffith unexpectedly found that the injected mice died. He explained this result by suggesting that the nonvirulent bacteria are being
A. transformed. B. translated. C. activated. D. expressed. E. transcribed.