Which of the following processes removes carbon dioxide from the atmosphere?
A. burning fossil fuels
B. lightning
C. deforestation
D. photosynthesis
Answer: D
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What happens at subduction zones?
A) Where plates converge, one plunges into the deeper mantle while the overriding plate experiences volcanic activity and buckling that uplifts tall mountain ranges. B) Plates slide past one another without creating or destroying lithosphere. C) Plate edges move away from one another. D) Huge earthquakes occur constantly.
Fracture zones are seismically inactive areas that show evidence of past transform fault activity. Indicate whether the statement is true or false
Which of the following is the oxidizing agent in the conversion of a saturated fatty acid to an unsaturated fatty acid?
A) FADH2 B) FADPH2 C) NADH D) NADPH