One adaptation that enables an animal to live successfully on dry land is
A) moist skin used for gas exchange.
B) development in a shelled egg.
C) a two-chambered heart.
D) external fertilization.
E) gills.
B
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If Na+ levels were depleted in the extracellular fluid, rate of glucose movement would
A. increase. B. decrease. C. stay the same. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you know about coupled transport of glucose and sodium? What other information is related to the question? Choose Answer · Given what you now know, what information and/or problem solving approach 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 mechanism of prokaryotic growth, DNA replication, and cell division resulting in two identical
daughter cells is called ____.
a. mitosis b. meiosis c. binary fission d. budding e. zygote formation
Which of the following is NOT a characteristic
of prions or prion diseases?
a. the protein that becomes a prion is common throughout the body b. they are misfolded proteins c. they form fibers that accumulate in the brain d. they result in tiny holes in the brain e. prion diseases are non-fatal
Plants have been genetically modified for
which of the following purposes?
a. herbicide resistance b. pest resistance c. nutritional improvement d. disease resistance e. all of these