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Questions and Answers
What is the shape of Archaea cells?
What is the shape of Archaea cells?
- Only rectangular and square shapes
- Various shapes, including spherical, rod, spiral, and others (correct)
- Only single cells and filaments
- Only spherical and rod-shaped
What is the primary source of energy for organotrophs, including humans?
What is the primary source of energy for organotrophs, including humans?
- Raw materials and energy
- N2 fixation
- CO2 fixation
- Organic compounds (correct)
What is unique about the cell wall of Archaea?
What is unique about the cell wall of Archaea?
- It has a simple polysaccharide structure
- It is composed of lipids only
- It has a peptidoglycan structure and is similar to bacteria
- It has a complex polysaccharide structure and lacks peptidoglycan (correct)
Where are Archaea typically found?
Where are Archaea typically found?
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What is the role of Archaeoglobus fulgidus?
What is the role of Archaeoglobus fulgidus?
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What is the characteristic of Pyrolobus fumarii?
What is the characteristic of Pyrolobus fumarii?
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What is the characteristic of Pyrococcus furiosis?
What is the characteristic of Pyrococcus furiosis?
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What is the primary metabolism of methanogens?
What is the primary metabolism of methanogens?
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What temperature range do hyperthermophilic Methanopyrus prefer?
What temperature range do hyperthermophilic Methanopyrus prefer?
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Where can Sulphate Reducers typically be found?
Where can Sulphate Reducers typically be found?
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What gas is produced during the metabolism of methanogens that can be used as fuel?
What gas is produced during the metabolism of methanogens that can be used as fuel?
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What characteristic do extreme halophiles require to grow?
What characteristic do extreme halophiles require to grow?
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What is a key metabolic end product of extreme thermophiles?
What is a key metabolic end product of extreme thermophiles?
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What do methanogens provide in addition to fuel?
What do methanogens provide in addition to fuel?
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