The middle segment of the small intestine is the
A) ileum.
B) duodenum.
C) jejunum.
D) pylorus.
E) cecum.
Answer: C
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In a species of insect that lives at cold temperatures, which of the following adaptations to the plasma membrane would help promote membrane fluidity?
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Muscle tone is ________.
A) the ability of a muscle to efficiently cause skeletal movements B) the feeling of well-being following exercise C) a state of sustained partial contraction D) the condition of athletes after intensive training
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Indicate whether the statement is true or false
During a wing trim, the blood feathers can be cut short
Indicate whether the statement is true or false