Which of the following is true of the spatial distribution of the hydroxyl groups of a-D-glucopyranose?
A) They are all in axial positions.
B) They are all in equatorial positions.
C) The hydroxyl on C-1 is axial, those on C-2, C-3 and C-4 are equatorial.
D) The hydroxyl on C-1 is equatorial, those on C-2, C-3 and C-4 are axial.
C
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The direct input of solar energy produces which of the following forms of renewable (indirect) solar energy?
a. Wind b. falling and flowing water c. Biomass d. wind, falling and flowing water, and biomass e. only wind and falling and flowing water
Hail is most commonly associated with:
A) cirrocumulus clouds. B) altostratus clouds. C) cirrus clouds. D) cumulonimbus clouds. E) nimbostratus clouds.
Ocean-ocean plate convergence formed major mountain belts such as the Andes and Cascades.
Answer the following statement true (T) or false (F)
The total amount of atmospheric water remains nearly constant
Indicate whether the statement is true or false