An Isolate of Streptococcus Pneumoniae from a Patient with Meningitis

question 152

Multiple Choice

An isolate of Streptococcus pneumoniae from a patient with meningitis is incubated with low-dose radiolabeled ceftriaxone and then subjected to protein electrophoresis.  Five distinct bands are detected by radioautography.
These bands most likely represent radiolabeled ceftriaxone that is bound to which of the following?

• A)Cell wall glycoproteins
• B)DNA replication proteins
• C)Porins
• D)Ribosomal proteins
• E)Transpeptidases

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An individual's identification with a particular gendered sexuality, often based on personal sense of attraction and preferences.

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The feeling of being drawn or interested in another person in a sexual manner.

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