The xylem primarily transports ________, while the phloem primarily transports ________.
A. water and minerals; sugars
B. water and minerals; oxygen
C. sugars; water and minerals
D. oxygen and carbon dioxide; sugars
Answer: A
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What other cells should you examine for effects from this mutant gene?
A. prefrontal neurons B. gustatory neurons C. cholinergic neurons D. Schwann cells Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content/Choose Answer · What do you already know about this mutation? Which cell type do we know it affects? Consider Alternatives · What other information is related to the question? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
How many chromosomes does a human sperm contain?
A. 1 B. 48 C. 24 D. 23 E. 46
Bateson and Punnett crossed two white-flowered lines and saw all purple flowers in the F1 generation. They concluded this was an example of complementary gene interactions because a cross of the F1 plants yielded what ratio in the F2 generation?
A) 8 purple to 8 white B) 16 purple to 0 white C) 0 white to 16 purple D) 7 purple to 9 white E) 9 purple to 7 white
Figure 6.5B
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Questions 12-14 refer to the figure above illustrating the results from Engelmann's investigation.
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According to the figure, the most effective wavelength for photosynthesis is revealed by algae exposed to ____ nanometers.
A. 680 B. 700 C. 400 D. 425 E. 550