A. the gums
B. the teeth
C. salivary glands
D. lungs
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A. left auricle
B. right auricle
C. right ventricle
D. left ventricle
A. taste and smell nerves
B. nasal and mouth cavities
C. taste nerves and the nose
D. smell nerves and the mouth
A. 0.04%
B. 0.004%
C. 0.4%
D. 4.4%
A. epdermis
B. ectoderm
C. dermis
D. endoderm
A. thermal energies
B. specific heats
C. temperatures
D. heat capacities
A. fish and mammals
B. birds and mammals
C. amphibians and birds
D. amphibians and reptiles
A. a large convex lens with short focal length
B. a large convex lens with long focal length
C. a large concave lens with a short focal length
D. None of above
A. A
B. B12
C. C
D. D
A. relative terms
B. absolute terms
C. negative terms
D. positive terms
