Which of the following is pyogenic (pus forming)?

A. Streptococcus fecaelis
B. Streptococcus mutans
C. Streptococcus pyogenes
D. Lactococcus lactis


Answer: C

Biology & Microbiology

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All of the following diseases are classified as ciliopathies except

A) Kartagener's triad. B) Bardet?Bieldl syndrome. C) Meckel?Gruber syndrome. D) Griscelli's disease. E) polycystic kidney disease.

Biology & Microbiology

Van Leeuwenhoek described microorganisms as:

a. animalcules b. prokaryotes c. eukaryotes d. protozoa

Biology & Microbiology

All processing of eukaryotic mRNAs takes place in the nucleus after transcription has been completed.

Answer the following statement(s) true (T) or false (F)

Biology & Microbiology

Amoxicillin is very effective for treating infections with Gram-positive bacteria but rarely causes side effects in humans. This is an example of

A) selective toxicity. B) narrow spectrum of action. C) a broad-spectrum antimicrobial. D) antibiotic resistance. E) altruism.

Biology & Microbiology