The sea level is rising because
a. global air temperature is rising.
b. water in the oceans is expanding.
c. ancient glaciers are melting.
d. the ice caps are melting.
e. of all of these.
Answer: e
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Examine Figure 23.21 in your text. According to the figure, a mass extinction has occurred at approximately the end of the:
A. Ordovician. B. Devonian. C. Permian. D. Triassic. E. All of the above.
Match the following items with the correct phrases.
_______1. The disaccharide found in MacConkey agar. _______2. A pentose. _______3. A disaccharide composed of glucose plus fructose. _______4. Another name for dextrose. _______5. A hexose. a. sucrose b. lactose c. glucose d. ribose e. maltose
"Rapture of the deep" is characterized by ____
a. increased O2 in the blood b. altitude sickness c. excess CO2 in the blood d. excess CO in the blood e. euphoria
Yarrow will not alter its phenotype in responseto:a
temperature. b. soil conditions. c. being produced by sexual versus asexual reproduction. d. water conditions. e. changing altitude