Which of the following would be most easily broken?
A. An ionic bond
B. A hydrogen bond
C. A nonpolar covalent bond
D. A polar covalent bond
Answer: B
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Ram ventilation is used by
A) Feeding lampreys. B) Cnidarians. C) Swimming fish. D) Turtles.
Many vertebrates cope with hypoxia by
A) Enlarging the spleen. B) Making more red blood cells. C) Using an alternate respiratory pigment. D) Decreasing hematocrit.
Which of the following describes the nervous system integrative function?
A) responds to stimuli by gland secretion or muscle contraction B) analyzes sensory information, stores information, makes decisions C) senses changes in the environment
Which type of epithelium lines the renal pelvis, ureters, and urinary bladder?
A) squamous B) columnar C) glandular D) cuboidal E) transitional