10 Questions
Which type of bacteria cannot grow without an abundant supply of oxygen?
Obligate aerobes
In which tube culture do bacteria grow at the bottom due to being killed by oxygen?
Tube B
What type of metabolism do aerotolerant anaerobes usually have?
Fermentative metabolism
Which type of bacteria thrive in the presence of oxygen but can also grow in its absence?
Facultative anaerobes
What is the characteristic feature of facultative anaerobes in tube C?
Growth throughout the tube
How do obligate anaerobes respond to the presence of oxygen?
"Kill" bacteria growth
What distinguishes aerotolerant anaerobes from obligate anaerobes regarding oxygen usage?
"Indifferent" to the presence of oxygen.
Which statement describes tube E with the "Goldilocks" culture?
"Goldilocks" level - just right for growth
What is the main characteristic of obligate aerobes in tube A?
All growth seen at the top of the tube
Which bacteria can perform anaerobic respiration if there is a suitable electron acceptor other than oxygen?
Facultative anaerobes
Explore the oxygen requirements of microorganisms for microbial growth through observations in thioglycolate tube cultures. Learn about different growth patterns and behaviors of bacteria based on their aerobic requirements.
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