In what way are the essential amino acids different from nonessential amino acids?
A) Essential amino acids cannot be made and must be obtained from food.
B) Nonessential amino acids are not absorbed by the digestive tract.
C) Nonessential amino acids are not necessary for any proteins we make.
D) Essential amino acids are the ones exclusively used to make enzymes.
Answer: A
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As structural diversity within plant communities increases, the number of animal species ________
Fill in the blank(s) with correct word
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cuts trees primarily for use by developing countries. b. cuts trees for subsistence farmers. c. cuts trees primarily for export. d. is a very sustainable practice in the tropics. e. is most prevalent in temperate deciduous forests.
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