Hawaiian honeycreeper diversity is best
described as an example of
a. behavioral isolation.
b. morphological convergence.
c. exaptation.
d. adaptive radiation.
e. sympatric speciation
D
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Which of these would not be a suitable use of microbial fuel cells?
A. Fuel cells used to power equipment left in the field for long periods of time. B. Use of unwanted organics leaching from landfills to power fuel cells. C. Use in developing countries lacking in widespread power grids. D. All of these are suitable uses of microbial fuel cells.
Four of the five sugars listed below are related as
members of the same subgroup. Select the exception. a. lactose b. sucrose c. maltose d. table sugar e. fructose
What happened when researchers added BPDE, a component of tobacco smoke, to human lung cells in a laboratory experiment?
A) The cells behaved normally. B) The cells shrank in size. C) The cells developed mutations in their p53 genes. D) The cells required less energy to grow.
Which of the following are adaptations for terrestrial life seen in plants?
a. Sporopollenin and an embryo protected and nourished by the parent plant b. Chlorophylls a and b c. Cell walls of cellulose and lignin d. Vascular tissue e. Cuticle and stomata