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Questions and Answers
What is the name of the process that bacteria use to divide?
What is the name of the process that bacteria use to divide?
- Mitosis
- Budding
- Binary fission (correct)
- Meiosis
How can bacteria be classified?
How can bacteria be classified?
- By habitat only
- By staining techniques only
- By cell shape, staining techniques, and base sequences (correct)
- By base sequences only
What is the name of the region where bacterial DNA is located?
What is the name of the region where bacterial DNA is located?
- Nucleolus
- Nucleoplasm
- Nucleus
- Nucleoid (correct)
What is the main difference between asexual and sexual reproduction in bacteria?
What is the main difference between asexual and sexual reproduction in bacteria?
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What is the role of bacteria in nitrogen fixation?
What is the role of bacteria in nitrogen fixation?
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What is the main difference between bacteria and archaea?
What is the main difference between bacteria and archaea?
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How are bacteria used in the biotechnology industry?
How are bacteria used in the biotechnology industry?
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Study Notes
- Bacteria have two types of reproduction: asexual and sexual
- Bacterial DNA is located in the nucleoid region and has a single circular chromosome
- Bacteria use binary fission to divide
- Bacteria have a high metabolic diversity and can live in a variety of habitats
- Bacteria can be classified by cell shape, staining techniques, and base sequences
- Bacteria can cause illnesses but can also be helpful, such as in making yogurt and producing antibiotics
- Bacteria play a crucial role in decomposition and nitrogen fixation
- Companies use bacteria in the biotechnology industry to mass-produce medicines
- Archaea are ancient life forms that can live in harsh environments
- Bacteria are almost as old as the planet itself, dating back more than 3½ billion years
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