Question Detail

MIC 121 CULTURE MEDIA Objective Question

Question

Which pair of nutrients is explicitly mentioned as a supplement for media designed for anaerobes?
Options
A Glucose and Ascorbic Acid
B Hemin and Vitamin K
Correct Answer
C Thioglycollate and Cysteine
D Methylene blue and Resazurin
Correct Answer

Option B is the correct answer.

Detailed Explanation

Slide 18 states, "Media for anaerobes may have to be supplemented with nutrients like hemin and vitamin K." Glucose, ascorbic acid, thioglycollate, and cysteine are listed as ingredients that render a medium reduced, while methylene blue and resazurin are oxidation-reduction potential indicators.

Hint

Focus on specific organic molecules that are added to support the growth of anaerobic bacteria.

Question Info