Problems with kudzu include the fact that it ________
a. has no competing plant species that can reduce its numbers
b. now blankets streambanks, trees, houses, and anything else it can climb
c. has no native herbivores or pathogens in the United States
d. all of the choices
d
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Which group of Eukarya has complicated the phylogenetics of the domain by first being thought of as ancient to the more recent view of them being highly derived eukaryotes?
A) dinoflagellates B) fungi C) hydrogenosome-containing eukaryotes D) stramenopiles
Histamine, serotonin, and bradykinin are all
A. vasoactive mediators. B. mediators that increase chemotaxis. C. mediators of T-cell activity. D. fever inducers. E. mediators of B-cell activity.
One reason certain plants grow well as houseplants is because they may be adapted to:
A. dry growing conditions B. areas that normally lack direct sunlight C. areas that get very little mineral content in the soils D. growing short branches E. lack of temperature changes
The duration of each bacterial division is called the generation or
A) exponential time. B) viable growth. C) doubling time. D) growth curve.