Multiple choice

The coma-shaped bacterium is:

  1. Coccus

  2. Vibrio

  3. Bacillus

  4. Spirillum

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Vibrio is the coma-shaped (curved) bacterium. Coccus is spherical, Bacillus is rod-shaped, and Spirillum is spiral-shaped. The distinctive comma shape is characteristic of Vibrio cholerae.