The scientific approach known as ________ involves analysis at a simpler or more basic level of organization than the structure or function to be explained.
A) reductionism
B) dualism
C) atheism
D) longism
Ans: A) reductionism
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Which of the following systems is NOT directly involved with regulation and maintenance of the body's chemistry?
A. the digestive system B. the circulatory system C. the respiratory system D. the urinary system E. the reproductive system
Compare the efficiency of mammalian lungs versus fish gills
What will be an ideal response?
One possible reason that there are not any really large insects currently living on Earth is that
A. gas exchange across their moist skin surfaces cannot support the metabolic needs of a large body. B. they do not have as many papulae as echinoderms. C. their gills do not have as many lamellae as fish gills. D. the bulk flow of air through their tracheal tubes would be more difficult the larger the body and longer the tracheal tubes. E. their lungs never evolved to be as highly branched as a mammal's. 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 respiration in insects? 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?
Place the following structures in order in which they occur developmentally
a. somites b. neural folds c. primitive streak d. pharyngeal arches