The amoebozoa use what structures for movement and feeding?
A) threadlike pseudopodia
B) cilia
C) flagella
D) lobe-shaped pseudopodia
Answer: D
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Prior to Darwin's book On the Origin of Species, people thought what about species?
A. Species changed over time because they were not adapted to their environment. B. Species were designed already perfectly adapted to their environment. C. Species evolved at one point, but no longer changed because they were not adapted to their environment. D. Species changed over time as guided by a divine creator.
Scientists have confirmed by carbon dating that seeds dormant for up to 2000 years can successfully germinate. Based on the requirements for germination, what research expedition should you join in order to retrieve some ancient but viable seeds?
A. A trip to Indonesia, where the civet cat eats and expels coffee beans, producing a gourmet coffee known as Kopi Luwak. B. A trip to the Irish marsh, where wet peat creates anaerobic conditions, and your colleagues hope to unearth a bog mummy. C. A trip to the Burgess Shale in Canada, where your paleontologist colleagues have found fossils from the Cambrian era. D. A trip to the arid Dead Sea region, where your historian colleagues have found a storeroom of wax-sealed jars. 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 germination? 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?
All of the following are major components of the deep sea food web except:
a. detritus. b. nocturnal vertical migration to feed near the surface. c. larger predators feeding on the small deep sea organisms. d. photosynthesis. e. scavenging.
According to the first law of thermodynamics,
a. the energy of a system may increase if there is a corresponding decrease in energy elsewhere in the universe. b. the amount of energy in the universe is constant. c. chemical reactions do not create or destroy energy. d. energy can change from one form to another. e. all of these are true