Select the best answer to complete the following statement. Stomata are openings used by plants for the passage of
A. carbon dioxide, oxygen, and water vapor.
B. only carbon dioxide and spores or gametes.
C. only oxygen and carbon dioxide.
D. only carbon dioxide and pollen.
E. only carbon dioxide and water vapor.
Answer: A
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What is the primary difference in how touch sensation and hearing sensation are conveyed?
A. the neurotransmitters secreted by the sensory neurons B. the way that the axons physically connect to the brain stem C. the shape of the sensory axons D. the proteins that transduce the chemical signal in the brain E. the part of the brain that receives the signal Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about sensory signaling? 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?
The chance that an individual in the United States will experience some form of cancer in his or her lifetime is
A) 1 in 3. B) 1 in 10. C) 1 in 25. D) 1 in 1,000. E) 1 in 10,000.
A region of plant tissue where sugars are being produced or released from storage is called ____.
A. cortex B. plasmodesmata C. stoma D. a source E. a sink
Why is mitochondrial DNA often used in construction of phylogenetic trees?
What will be an ideal response?