A much smaller and ancient bacteria are present in group
Correct answer: A. Archaebacteria
- A. Archaebacteria
- B. Lactobacteria
- C. Eubacteria
- D. Anaerobic bacteria
Explanation
Archaebacteria are a distinct group of microorganisms that can survive in extreme environments and are among the oldest forms of life on Earth. "Lactobacteria" is not a recognized term, but "Lactobacillus" is a genus of beneficial bacteria used in fermentation and probiotics. Eubacteria are true bacteria, encompassing a wide range of microorganisms with both positive and negative effects on human health. Anaerobic bacteria are able to survive without oxygen and can be beneficial or harmful depending on the specific species.
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About Kingdom Prokaryotae
Kingdom Prokaryotae includes bacteria and cyanobacteria, organisms with no membrane-bound nucleus or membrane-bound organelles. It covers their cell wall, capsule, flagella, plasmids, forms of nutrition, binary fission, useful and harmful roles, and the differences between prokaryotic cells and eukaryotic cells.
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