New buildings that receive the energy star rating are recognized for
A) using solar or geothermal energy for at least 30% of the building's energy needs.
B) using solar power for at least 50% of the building's energy needs.
C) using wind power for at least 20% of the building's energy needs.
D) using 40% less energy than other buildings in their class.
D
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The carbohydrates found in the cell membrane function in
A. cell recognition, the ability to distinguish one type of cell from another. B. controlling the chemical reactions that occur in cells. C. controlling transport in and out of cells. D. none of the above
Conservation biologists define a region as a biodiversity hotspot if ________
A) there is an endemic species protected by a captive breeding program B) species richness is unusually high and protection is required C) there is an unusually large number of endemic species threatened by humans D) there is an unusually large number of endemic species thriving E) there is at least one umbrella species to be protected
Suppose you find a rock comprised mostly of decayed plant material. What type of rock have you found?
A. Biochemical B. Clastic C. Chemical
The troposphere extends from the Earth up to about _______________ km
Fill in the blank with correct word.