Exposure to light and the pull of gravity will cause a root to grow downward into the soil
What will be an ideal response?
true
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M. catarrhalis may be differentiated from gonococci and meningococci on the basis of its:
a. growth on blood agar at 35°C. b. growth on nutrient agar at 22°C. c. reduction of nitrite to nitrate. d. production of DNase.
In the figure shown above, identify the bond that is cleaved when this molecule is coupled with an
endergonic reaction to drive the endergonic reaction to completion. (The molecule of water also required for this reaction is not shown.)
a. A b. B c. C d. D e. E
Multiple independent experiments have demonstrated that phytochrome helps trigger seasonal change responses in the plant such as changing color and loosening of leaves. Plants have the ability adapt to seasonal changes in their surroundings. This statement is an example of:
A. a hypothesis B. an experiment C. inductive reasoning D. a theory E. deductive reasoning
The evolutionary explosion of new species from a common ancestor is
A. adaptive radiation. B. convergent evolution. C. divergent evolution. D. gradualism.