The filamentous appendages called pilli are present only on?
Correct answer: B. Gram-negative bacteria
- A. Gram-positive bacteria
- B. Gram-negative bacteria
- C. Chemo-synthetic bacteria
- D. None of above
Explanation
Pilli is more common in gram-negative bacteria. Pili are long, filamentous appendages that protrude from the surface of bacteria and are involved in a variety of functions, including adhesion, motility, and conjugation. They are composed of protein subunits and can be involved in pathogenicity by allowing bacteria to attach to host cells and tissues.
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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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