In terms of surface area for exchanges, gill filaments are analogous to the __________ in the
digestive system.
a. small intestine
b. villi
c. stomach
d. pancreas
B
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The ATP generated from cellular respiration is not sufficient to drive the Calvin cycle in plants, even if appropriate levels of NADPH and CO2 are present. Why not?
A. Plants do not undergo cellular respiration B. Breaking down sugar to provide the energy needed to synthesize sugar would be a futile cycle C. The Calvin cycle requires more ATP than can possibly be made from cellular respiration D. Cellular respiration and photosynthesis do not happen in the same cells in plants 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 the Calvin cycle, photosynthesis, and cellular respiration in plants? What other information is related to the question? Choose Answer Do you have all the information need to determine why ATP from cellular respiration needs to be supplemented with ATP from the light reactions? 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?
Curtis's contention that if the last blue whale
were to choke on the last panda bear and it still would not be the end of the world was his way of a. stressing the improper attitude of some environmental activists and to encourage the drilling for oil in Alaska. b. stressing the importance of some bacteria to the biosphere. c. encouraging the study of endangered species. d. shocking an audience into the study of conservation biology. e. doing none of these
In an ecosystem, the amount of organic matter produced in a given time that is available for heterotrophs is known as
A. net primary productivity. B. daily yield. C. gross primary productivity. D. effective vitality. E. net yield.
Groups of similar cells that function together form ________
Fill in the blank(s) with correct word