When performing the CAMP test, what bacteria is steaked down the middle?
a. S. epidermidis
b. Staphylococcus aureus
c. S. pyogenes
d. E. faecalis
B
The CAMP factor test is used to differentiate S. agalactiae from other hemolytic streptococci. S. aureus is streaked down the middle. The unknown bacteria is steaked perpendicular to the S. aureus. The zone of increased lysis assumes the shape of an arrow at the junction of the two streak lines.
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A. 30-nm chromatin fiber. B. 1400-nm chromatin fiber. C. 300-nm chromatin fiber. D. 2-nm chromatin fiber. E. 44-nm chromatin fiber.
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As the resolution of a microscope system improves, the size of the smallest object that can be seen clearly ________.
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