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★ Respiratory System Quiz
The following are causes for laryngitis except:
A. Virus
B. Overuse of vocal cords
C. Smoke inhalation
D. Bacteria
Select your answer:
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Eye Physiology › ViewType of photoreceptor that functions in low light and creates shades of gray
A. retina
B. rod
C. cone
D. choroid
Cell Theory › View
Cells are often called “the ____ of life.”
A. bread
B. road map
C. building blocks
D. meaning