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Use of Bacteria
- Microorganisms in Food Production: Humans leverage microorganisms, including bacteria, to manufacture various food items and other useful substances.
- Prevalence of Bacteria in Biotechnology: Bacteria stand out as the most prevalent microorganisms harnessed in biotechnological processes.
- Complex Molecule Production: Bacteria exhibit the capability to synthesize complex molecules. For instance, specific bacteria introduced to milk can produce enzymes that facilitate the conversion of milk into yogurt.
- Rapid Reproduction: A key advantage of bacteria lies in their rapid reproduction rate. This feature enables them to swiftly increase the production of various chemicals.
Usefulness of Bacteria
- In addition to the benefits of rapid reproduction and the ability to make complex molecules, bacteria have other advantages in biotechnology.
- There are few ethical considerations associated with growing bacteria in large numbers in the laboratory.
- Bacteria possess plasmids, which are small, circular loops of DNA. Plasmids serve as an efficient means of transferring DNA between cells during genetic manipulation.
Question for Usefulness of BacteriaTry yourself: What is one advantage of bacteria in biotechnology?View Solution
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FAQs on Usefulness of Bacteria - Biology for GCSE/IGCSE - Class 10
| 1. What are some common uses of bacteria? |  |
Ans. Some common uses of bacteria include fermentation in food production, decomposition of organic matter, sewage treatment, and production of antibiotics.
| 2. How are bacteria useful in the medical field? | |
Ans. Bacteria are used in the medical field for the production of antibiotics, vaccines, and probiotics. They are also used in genetic engineering and research.
| 3. Can bacteria be used in environmental cleanup? | |
Ans. Yes, bacteria can be used in environmental cleanup processes such as bioremediation, where they are used to break down pollutants and contaminants in soil and water.
| 4. Are there any negative impacts of bacteria in daily life? | |
Ans. While bacteria have many useful functions, some strains can cause diseases in humans, animals, and plants. It is important to practice good hygiene and sanitation to prevent the spread of harmful bacteria.
| 5. How do bacteria contribute to the food industry? | |
Ans. Bacteria are crucial in the food industry for processes such as fermentation, preservation, and flavor development. They are used in the production of yogurt, cheese, bread, and other fermented foods.
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Oct 02, 2025
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