A signaling molecule that interacts with
phytochrome to influence flowering is produced in
a. roots.
b. leaves.
c. the stem.
d. flowers.
e. petioles.
Answer: b
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The Proteobacteria group contains:
A. bacteria species with similar rRNA sequences. B. anoxygenic photosynthetic bacteria. C. E. coli and salmonella. D. nitrogen-fixing bacteria. E. All of these answer options are correct.
Anaphylactic shock can be controlled by an immediate injection of histamine
a. True b. False
You witness a demonstration of a martial arts master breaking a large concrete block with his hand. Besides mastering the technique, what is another benefit of the repetitive practice of breaking concrete?
A. Repetitive stress on the long bones will solidify cartilage. B. The Haversian canal system will supply more blood and strengthen the bone. C. The repetitive stress will lead to remodeling and strengthening of the long bones. D. The marrow cavity will solidify and strengthen the bone. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you know about the effects of stress on bone strength? What other information is related to the question? Choose Answer · Given what you now know, what information 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?
As blood flows through a capillary bed,
a. blood pressure increases. b. blood pressure remains constant. c. blood pressure decreases. d. blood doesn't move through capillaries. e. none of these occur