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Questions and Answers
What is the limitation of a light microscope in terms of resolution?
What is the limitation of a light microscope in terms of resolution?
- 0.2 micrometers (correct)
- 0.2 millimeters
- 0.2 nanometers
- 0.2 Angstrom
What is the main difference between archaea and bacteria?
What is the main difference between archaea and bacteria?
- The ability to form spores
- The presence of introns in the genome
- The presence of a cell wall
- The structure and extreme environments they inhabit (correct)
What is unique about viroids compared to viruses?
What is unique about viroids compared to viruses?
- They do not have a protein coat (correct)
- They are always spherical in shape
- They can replicate on their own
- They contain DNA instead of RNA
What is the function of a ribozyme?
What is the function of a ribozyme?
What is the likely characteristic of LUCA?
What is the likely characteristic of LUCA?
What is the result of an endosymbiotic event between archaea and bacteria?
What is the result of an endosymbiotic event between archaea and bacteria?
What is the purpose of probiotics?
What is the purpose of probiotics?
What is the term for microbes that rely on the metabolic activity of other organisms to grow?
What is the term for microbes that rely on the metabolic activity of other organisms to grow?
What is the name of the structures formed by microbes in soil and dirt?
What is the name of the structures formed by microbes in soil and dirt?
What is the likely timing of the formation of the ancestors of bacteria and archaea?
What is the likely timing of the formation of the ancestors of bacteria and archaea?
What is a common feature of archaea and eukaryotes?
What is a common feature of archaea and eukaryotes?
What is the primary function of a ribozyme?
What is the primary function of a ribozyme?
What is the role of bacteria in the formation of stromatolites?
What is the role of bacteria in the formation of stromatolites?
What is the significance of cyanobacteria in Earth's history?
What is the significance of cyanobacteria in Earth's history?
What is the term for the niche occupied by microbes that rely on the metabolic activity of other organisms?
What is the term for the niche occupied by microbes that rely on the metabolic activity of other organisms?
What is the outcome of an endosymbiotic event between archaea and bacteria?
What is the outcome of an endosymbiotic event between archaea and bacteria?
What is the common ancestor of all life on Earth?
What is the common ancestor of all life on Earth?
What is the function of a prion?
What is the function of a prion?
What is the significance of the discovery of ribosomes?
What is the significance of the discovery of ribosomes?
What is the reason for the limitation of a light microscope?
What is the reason for the limitation of a light microscope?
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