There is unidirectional flow of air for greater absorption of oxygen in
A. amphibians.
B. birds.
C. mammals.
D. reptiles.
Answer: B
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If at the last minute the pitcher decides to throw a curveball, which tissue responds first?
A. epithelial tissue B. ectoderm C. nerve tissue D. muscle tissue 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 tissues of the vertebrate body? 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 major predators of giant squid are:
a. gulper eels. b. sperm whales. c. giant octopus. d. vampire squid. e. viper fish.
Homeostasis ________
A) is the maintenance of an unchanging internal state B) is a pathological condition C) is the maintenance of a relatively stable internal environment D) is the way the internal environment influences the external environment
If a certain atom has a tendency to lose two electrons, that atom can then become a(n)
A) ion. B) polar molecule. C) isotope. D) water molecule.