The use of noncultivated fruit, animal skins, fiber, beeswax, and fish are examples of the ________ value of biodiversity.
A. contributions to the biogeochemical cycles
B. consumptive use
C. medicinal use
D. agricultural use
Answer: B
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As big as it is, the ocean is nutrient-limited. If you wanted to investigate this phenomenon, one reasonable approach would be to _____
A) follow whale migrations in order to determine where most nutrients are located B) observe Antarctic Ocean productivity from year to year to see if it changes C) experimentally enrich some areas of the ocean and compare their productivity to that of untreated areas D) compare nutrient concentrations between the photic zone and the benthic zone in various marine locations E) contrast nutrient uptake by autotrophs in marine locations that are different temperatures
Species of both Shigella and Streptococcus
A. invade host cells. B. produce a toxin. C. cause ergot poisoning. D. are delivered via flea bites. E. invade host cells AND produce a toxin.
The outer part of the enzyme linked receptor has a binding site for a signaling molecule, and the part of
the receptor that extends into the cytosol has a binding site for a specific G protein. __________________ Indicate whether the statement is true or false.
In phenotypes with codominant inheritance, the parent trait have ________.
Fill in the blank(s) with the appropriate word(s).