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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?
What is the role of Archaeoglobus fulgidus?
What is the role of Archaeoglobus fulgidus?
What is the characteristic of Pyrolobus fumarii?
What is the characteristic of Pyrolobus fumarii?
What is the characteristic of Pyrococcus furiosis?
What is the characteristic of Pyrococcus furiosis?
What is the primary metabolism of methanogens?
What is the primary metabolism of methanogens?
What temperature range do hyperthermophilic Methanopyrus prefer?
What temperature range do hyperthermophilic Methanopyrus prefer?
Where can Sulphate Reducers typically be found?
Where can Sulphate Reducers typically be found?
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?
What characteristic do extreme halophiles require to grow?
What characteristic do extreme halophiles require to grow?
What is a key metabolic end product of extreme thermophiles?
What is a key metabolic end product of extreme thermophiles?
What do methanogens provide in addition to fuel?
What do methanogens provide in addition to fuel?
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