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Questions and Answers
What are the main types of microorganisms?
What are the main types of microorganisms?
- Mammals, Reptiles, Amphibians, Birds, Fish
- Bacteria, Archaea, Protozoa, Fungi, Helminths, Algae, Viruses, Prions (correct)
- Insects, Arachnids, Crustaceans, Mollusks, Echinoderms
- Plants, Animals, Fungi, Bacteria, Archaea
When did the first single-celled organisms appear on Earth?
When did the first single-celled organisms appear on Earth?
- About 10,000 years ago
- About 3.8 billion years ago (correct)
- About 100,000 years ago
- About 1 million years ago
What is the difference between Bacteria and Archaea?
What is the difference between Bacteria and Archaea?
- Archaea have a true nucleus, while Bacteria do not
- Both are single-celled with no true nucleus, but are distinct from each other (correct)
- Bacteria have a true nucleus, while Archaea do not
- Bacteria are eukaryotic, while Archaea are prokaryotic
What is the term used for cells with a true nucleus?
What is the term used for cells with a true nucleus?
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What is an important tool used in studying microbes?
What is an important tool used in studying microbes?
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