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Question
The following questions refer to the figure above illustrating soil horizons. NOTE: The labels are not the actual names of the soil horizons.
Which soil horizon is composed of organic litter?
a. A
b. B
c. C
d. D
e. E
Answer
This answer is hidden. It contains 1 characters.
Related questions
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a. mitochondrion
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A __________ is a term given to a macromolecule (large molecule) made up of individual subunits.
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a. form rings with the same number of carbon atoms.
b. both have two oxygen atoms as part of their ring structure.
c. are alike in that both have identical functional groups.
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b. it is not present in living cells.
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b. behave the same chemically and physically but differ biologically from other isotopes.
c. are the same physically and biologically but differ from other isotopes chemically.
d. have the same number of protons but a different number of neutrons.
e. are produced when atoms lose electrons.
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Which is the smallest unit of an element that retains the properties of the element?
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The ability of a solution to resist changes in pH depends on its ______________.