Which of the following constitutes a long chain of simple sugars?
A) proteins
B) monosaccharides
C) polysaccharides
D) nucleic acids
C
Explanation:
A) Proteins are made up of amino acids.
B) Monosaccharides are a single simple sugar.
D) Chains of simple sugars do not make up nucleic acids.
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Which of the following is a function of the hypothalamus?
A) regulates autonomic nervous system functions B) regulates the release of hormones from the posterior pituitary C) regulates body temperature D) regulates food intake (hunger) and water intake (thirst) E) all of the above
Sympathetic preganglionic fibers
A) innervate as many as thirty-two ganglionic neurons in different ganglia. B) innervate the body wall and skeletal muscle fibers. C) release norepinephrine. D) stimulate contraction of smooth muscle fibers. E) None of the answers are correct.
Which of your fingers is innervated by 3 different nerves from the brahcial plexus?
a. first b. second c. third d. fourth e. fifth
Which can be used to characterize blood flow in the human body?a: There is a unidirectional blood flow.b: Arteries always carry oxygenated blood.c: Veins always carry deoxygenated blood.d: Arteries carry blood away from the heart.e: Veins carry blood toward the heart.
A. a, d, e B. d, e C. b, c, d, e D. a, b, c, d, e E. a, c, d, e