Colorado Esthetician Written Practice Exam

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Which bacteria appear in chains similar to a string of beads?

Bacilli
Spirilla
Streptococci
Diplococci

The correct answer is: Streptococci

Streptococci are a type of bacteria that appear in chains similar to a string of beads. This characteristic arrangement is due to their division patterns. Streptococci are known for causing various infections such as strep throat and skin infections. The other options are: A. Bacilli - Bacilli are rod-shaped bacteria. They do not typically appear in chains resembling a string of beads. B. Spirilla - Spirilla are spiral-shaped bacteria. They do not form chains similar to a string of beads. D. Diplococci - Diplococci are spherical bacteria that typically occur in pairs. They do not arrange themselves in chains resembling a string of beads like streptococci do.