What is the function of ciliated cells in the conducting zone?
A) propel mucus containing trapped particles toward the glottis
B) move macrophages down the conducting zone toward the respiratory zone
C) engulf foreign material that has been trapped within the mucus
D) provide the rigid support that keeps the conducting zone open
E) produce a viscous solution called mucus
Answer: A) propel mucus containing trapped particles toward the glottis
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Which statement is TRUE regarding fungal spores?
A) Conidia are asexual spores. B) Ascospores are sexual spores. C) Basidiospores are sexual spores. D) Conidia are asexual spores, and both ascospores and basidiospores are sexual spores.
Which of the following is correct about viruses?
A. Viruses can be grown on nutrient agar. B. Viruses are prokaryotic. C. Viruses contain 70S ribosomes. D. Most viruses cannot be seen with a light microscope. E. Viruses undergo binary fission.
Signals are carried to the brain by
a. A. b. B. c. C. d. D. e. E.
People who have type O blood have both an A antigen and a B antigen.
a. true b. false