In 1947, prolonged flooding of the Kissimmee River, located in Florida's Heartland, inundated the Kissimmee basin as well as the surrounding cities, prompting citizens to cry out for flood control
The river was transformed into a canal, and associated wetlands with their populations of wetland-dependent flora and fauna declined drastically. The loss of wetlands could have resulted in
A) an increase in native plant populations with an accompanying decline in herbivore species.
B) a decrease in erosion of the river basin.
C) enhanced natural water purification.
D) a pollution problem.
E) a decline in populations of invasive species.
D
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What is the primary advantage of having multiple mating type alleles?
A. There is an increased probability that an encounter between two fungi will involve compatible mating types. B. More spores can be produced during sexual reproduction. C. More diversity can be achieved through self-fertilization. D. There is no need to produce chemical signals to attract a mate. E. Fungi can more easily switch between sexual and asexual reproduction.
Localized regions of membrane lipids that contain proteins involved in cell signaling are known as
A) hopanoids. B) membrane leaflets. C) homeoviscous adaptations. D) lipid rafts. E) islands of hydropathy.
Compound leaves
A. have two or more petioles per blade. B. have a blade divided into leaflets. C. are toothed at the edges. D. are alternately arranged. E. have palmate venation.
What phrase describes the amount of light received by a given unit area over time?
A) solar precipitation B) solar irradiance C) solar flare D) solar convergence