Four of the five answers listed below are characteristic reactions of the complement system to
invaders. Select the exception.
a. causes an amplifying cascade of reactions to invaders
b. triggers the secretion of histamines
c. causes invading cells to lyse
d. enhances the recognition of invaders by phagocytes
e. creates gradients that attract phagocytes
B
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Your city is considering a proposal to build a new algae-based biofuel plant. What benefits would this have over traditional fossil fuels? (Check all that apply.)
_____ The kelp fronds would provide habitat for endangered sea otters. _____ It contributes less carbon to the atmosphere overall. _____ It is a renewable resource. _____ Biofuel doesn’t need to be burned to provide energy. _____ The system could be paired with wastewater treatment. _____ The algae can be filtered from the water and used for fuel without refinement.
Which of the following is the major glycolytic pathway used by plants and animals?
A. Pentose phosphate pathway B. Entner-Doudoroff pathway C. Tricarboxylic acid cycle D. Embden-Meyerhof pathway
You have been assigned to analyze some extraterrestrial material recently collected from Mars. After examining a sample using a microscope you jump up excitedly and shout to your colleagues that you have confirmed the existence of life on Mars. One of your colleagues takes a look at your sample and remarks that all he sees is a single-celled "blob" with little internal structure. Assuming that life on Mars can be classified into similar domains and kingdoms as Earth, to which domain does your "blob" belong?
A. Archaea B. Fungi C. Protista D. Animalia Clarify Question 1. What is the key concept addressed by the question? 2. What type of thinking is required? 3. What key words does the question contain and what do they mean? Gather Content 1. What do you know about different domains?How does it relate to the question? Consider Possibilities 1. What other information is related to the question? Which information is most useful?If the only clue was single celled which could be correct? Choose Answer 1. Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process 1. 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?
On a short-term basis, water loss in plants may be controlled by the
A. opening of the stomata in the leaves to allow more carbon dioxide to enter. B. closing of the stele in the roots. C. bending of the petioles on the leaves. D. opening the Casparian strips in the roots. E. closing of the stomata in the leaves to limit transpiration.