The structures illustrated in the figure are found in
the
a. mouth.
b. esophagus.
c. stomach.
d. small intestine.
e. colon.
Answer: d
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A. an exergonic reaction B. kinetic energy C. an endergonic reaction D. potential energy E. equilibrium
Scientific discoveries have provided evidence that the ________ systems are involved in behavior.
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Some bacterial transposons, known as Tn elements, are larger than insertion sequences (IS elements) and contain protein-coding genes that have human health significance. What might such a bacterial transposon contain?
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