Which of the following do virtually all scientists agree is occurring?
a. the distribution of populations is shrinking
globally
d. the Earth’s atmosphere and oceans are
getting steadily warmer
b. the distribution of polar species will
contract to lower latitudes
e. the biosphere is shrinking
c. global warming will not change the timing
of important biological events
D
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Brucellosis may also be known as
A. Bang's disease. B. undulant fever. C. Hansen's disease. D. rabbit fever. E. Bang's disease AND undulant fever.
Which organism has a challenge to maintain cellular electrolyte and fluid balance in its environment?
A. A bacterium in Great Salt Lake B. A bacterium in a fresh-water lake C. A protozoan in a fresh water lake D. All of the above have problems in maintaining electrolyte and fluid balance within the cell.
Schizophrenia has been shown to be a single gene disorder. Indicate whether the statement is true or false
About __________ species of birds have been described
a. 1,000 b. 2,000 c. 4,500 d. 9,000 e. 20,000