The nitrogen-limitation hypothesis states that organisms select food in terms of the nitrogen content of the tissue. Why might this be true?
A. Animal tissue contains about 10 times as much nitrogen as plant tissue.
B. Animals are able to "fix" nitrogen much more effectively than plants.
C. Herbivores prefer plants with lower nitrogen content.
D. High nitrogen levels are a key part of plant chemical defenses.
E. Plant tissue contains about 10 times as much nitrogen as animal tissue.
A. Animal tissue contains about 10 times as much nitrogen as plant tissue.
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