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Why has the spread of the herbicide-resistant hydrilla through Florida’s waterways resulted in them no longer being navigable by most boats? a. Thy hydrilla has induced a drought that drained the
waterways. b. The weed clogs propellers that boats use for propulsion. c. The sticky leaves of the weed hold boats in place. d. All of the above
Rain drainage is another major polluting ... from a surface water body) may not create point source or ... 1342(p) ^ a b EPA. [ "Protecting Water Quality from Agricultural Runoff." ]
Expert answered|nlewis123|Points 80|
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Asked 7/1/2013 4:10:15 AM
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how would a scientist study the relationship between the frogamander and modern frogs and salamanders? a. create a phylogenic tree, b. use relative dating, c. use index fossils, d. review in geographic distribution
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A scientist would study the relationship between the frogamander and modern frogs and salamanders by: Creating a phylogenic tree.

Added 127 days ago|1/22/2015 4:01:05 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [1/22/2015 4:23:58 PM]
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