Analysis of the second swab has confirmed that the causative organism is Streptococcus pyogenes, a gram-positive organism. Imagine that you are the technician looking at the Gram stain from Shelly’s culture. What would you expect to see as you look through the microscope?a. pink, rod-shaped organisms arranged in pairs
b. purple, spherical-shaped organisms arranged in grapelike clusters
c. pink, spherical-shaped organisms arranged in chainlike formations
d. purple, spherical-shaped organisms arranged in chainlike formations

Purple, spherical-shaped organisms arranged in chain-like formation. (Option D)

Explanation:

Streptococcus pyogenes is known as the gram-positive organism which belongs to the genus Streptococcus. They are extracellular and composed of non-sporing cocci, and non-motile.

If gram staining Streptococcus pyrogens and looking through the microscope it should look round, chain-like in structure because it is gram-positive bacteria which usually found in chains or pairs.

explanation:

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