Random dispersion of individuals in a
population occurs when habitat conditions are
____, resource availability is ____, and
individuals or pairs of individuals ____ one
another.
a. random; scarce; either attract or avoid
b. clumped; fairly steady; neither attract nor
avoid
c. nearly uniform; random; neither attract nor
avoid
d. nearly uniform; fairly steady; neither attract
nor avoid
e. clumped; scarce; either attract or avoid
D
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Which of the following naturalists first
proposed the Great Chain of Being?
a. Darwin b. Lamarck c. Aristotle d. Lyell e. Cuvier
The __________ is a sedimentary cycle; Earth's crust is the largest reservoir, and there is no major gaseous form. Fill in the blank(s) with the appropriate word(s)
Which of the following statements concerning gene regulation in eukaryotes is FALSE?
a. The organization of tissues and organs is regulated mainly via transcription. b. Some eukaryotic genes are constitutive. c. Eukaryotic genes do not usually form operon-like clusters. d. "Housekeeping" enzymes are expressed at all times. e. Eukaryotic cells lack inducible genes.
Which of the following organisms is mismatched with their organs of excretion?
A. Malpighian tubules - reptiles B. Kidneys - humans C. Earthworms - nephridia D. Planarians - flame cells