Which of the following is generally not true of procaryotic cells? a) They have

Question

Which of the following is generally not true of procaryotic cells? a) They have a semirigid cell wall b) They are motile by means of flagella c) They possess 80S ribosomes d) They reproduce by binary fission e) None of the above 16. Which of the following is not true about gram-negative cells walls? a) 17. They protect the cell in a hypotonic environment They have an extra outer layer composed of lipoproteins, phospholipids They are toxic to humans They are sensitive to penicillin Their gram reaction is due to the outer membrane b)T lipopolysaccharides, and c) d) e) 18. Which of the following is not a structure found in procaryotic cells? a) Flagella b) Axial filament c) Cilia d) Pili e) Peritrichous flagella is not a chemical component of a bacterial cell wall? Which of the following a) Cellulose b) Peptidoglycan c) Teichoic acids d) Peptide chains e) N-acetylmuramic acid 19. Which of the following is not part of the active transport process? a) Plasma membrane b) Carrier proteins c) ATP d) Cell wal e) None of the above 20.

Explanation / Answer

16) Option C is correct. Prokaryotic cells do not possess 80S ribosomes.

17) Option D is correct. Gram-negative cell walls are not sensitive to penicillin.

18) Option C is correct. Cilia is not found in prokaryotic cells

19) Option A is correct. Cellulose is not a chemical componentof a bacterial cell wall

20) Option D is correct. Cell wall is not a part of the active transport process

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