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37. What are blofilms? Thin layers of bacteria that are identically replicated.

ID: 202370 • Letter: 3

Question

37. What are blofilms? Thin layers of bacteria that are identically replicated. O complex arrangements of bacteria that appear to "sense" other cells and regulate their genes for a common purpose lipid-rich bacteria that form on surfaces Ocomplex arrangements of bacteria that appear to sense other cells and regulate their genes to gain a competitive advantage o deposits of waste material left behind from the decay of complex arrangements of bacteria Incorrect. Although there is some waste material in a biofilm, most of what is there promotes growth of the bacteria that populates it.

Explanation / Answer

Answer: Option D is correct.

Explanation:
Biofilm is complex arrangement of bacteria that provides selective advantage. Bacterial cells are embedded ina slimy extracellular matrix composed of polysaccharides, proteins and DNA.