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
A)Histones B)Extended chromatin C)Chromosomes D)Condensed chromatin E)Nucleosomes
Anatomy & Physiology
If oxygen is NOT available for aerobic ATP production, ________ builds up on muscles.
A) lactic acid B) glucose C) pyruvic acid D) ATP
Anatomy & Physiology
Define aseptic technique
What will be an ideal response?
Anatomy & Physiology
What does this structural formula, N?N, indicate?
A) Three atoms of nitrogen are double bonded. B) Two atoms of nitrogen share three pairs of electrons. C) An ionic bond holds the two atoms of nitrogen together. D) Two atoms of nitrogen are held together by hydrogen bonds.
Anatomy & Physiology