Please select the False statement regarding phenotypic approaches to identifying microorganisms.
A) Most of these methods do not require sophisticated equipment and can easily be done anywhere in the world.
B) Size, shape, and staining characteristics can give suggestive information about the identity of an organism but additional testing is usually required.
C) MALDI-TOF MS separates and sorts an organism's carbohydrates by mass, generating a profile that provides a fast way to identify an organism grown in culture.
D) A set of biochemical tests that examine the metabolic capabilities of a microorganism can be used to identify it.
E) Colony morphology can give initial clues to the identity of an organism but additional testing is required for absolute identification.

Question

Please select the False statement regarding phenotypic approaches to identifying microorganisms.
A) Most of these methods do not require sophisticated equipment and can easily be done anywhere in the world.
B) Size, shape, and staining characteristics can give suggestive information about the identity of an organism but additional testing is usually required.
C) MALDI-TOF MS separates and sorts an organism's carbohydrates by mass, generating a profile that provides a fast way to identify an organism grown in culture.
D) A set of biochemical tests that examine the metabolic capabilities of a microorganism can be used to identify it.
E) Colony morphology can give initial clues to the identity of an organism but additional testing is required for absolute identification.

Quizplus · Accepted Answer

C) MALDI-TOF MS (Matrix-Assisted Laser Desorption/Ionization Time-of-Flight Mass Spectrometry) is a technique that analyzes the protein (not carbohydrates) profile of an organism, which helps in its identification.

Please Select the False Statement Regarding Phenotypic Approaches to Identifying Microorganisms