Each of the following is a physical barrier to infection except

A) body hair.
B) epithelium.
C) secretions.
D) complement.
E) basement membranes.


Answer: D

Anatomy & Physiology

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Correctly match the term and definition: spherical protein molecules around which DNA wraps

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Define aseptic technique

What will be an ideal response?

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What does this structural formula, N?N, indicate?

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Anatomy & Physiology