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Microbiology: A Systems Approach 4th Edition by Marjorie Kelly Cowan
Edition 4ISBN: 978-0073402437Microbiology: A Systems Approach 4th Edition by Marjorie Kelly Cowan
Edition 4ISBN: 978-0073402437 Exercise 13
An example of a nonspecific chemical barrier to infection is/are
A) unbroken skin.
B) lysozyme in saliva.
C) cilia in respiratory tract.
D) all of these.
A) unbroken skin.
B) lysozyme in saliva.
C) cilia in respiratory tract.
D) all of these.
Explanation
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Choice (a), unbroken skin would be a phy...
Microbiology: A Systems Approach 4th Edition by Marjorie Kelly Cowan
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