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Bereket Gebredingle · Answer 1 · 2021-07-13T17:29:19+0000

Answer:

Step-by-step explanation:

Pathogenic bacteria form biofilms, which are an assemblage of microorganisms that adhere to each other or to a surface and which protect the bacteria against antimicrobial agents and disinfectants, such as chlorine.

Msvalkon · Answer 2 · 2021-07-15T18:38:47+0000

Answer:

Pathogenic bacteria are bacteria that can cause disease. Although most bacteria are harmless or often beneficial, some are pathogenic, with the number of species estimated as fewer than a hundred that are seen to cause infectious diseases in humans

Step-by-step explanation:

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