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Lena [83]
3 years ago
10

A hypothetical bacterium swims among human intestinal contents until it finds a suitable location on the intestinal lining. It a

dheres to the intestinal lining using a feature that also protects it from phagocytes, bacteriophages, and dehydration. Fecal matter from a human in whose intestine this bacterium lives can spread the bacterium, even after being mixed with water and boiled. The bacterium is not susceptible to the penicillin family of antibiotics. It contains no plasmids and relatively little peptidoglycan.
Adherence to the intestinal lining by this bacterium is due to its possession of
a) fimbriae.
b) pili.
c) a flagellum.
d) a capsule.
e) a cell wall with an outer lipopolysaccharide membrane.
Biology
1 answer:
sergejj [24]3 years ago
8 0

Answer:

d) a capsule

Explanation:

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yawa3891 [41]

the answer is d.



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When two protein chains combine to form an active protein, the structural level is ________
Elanso [62]

When two protein chains combine to form an active protein, the structural level is quaternary.

<h3>What is a quaternary structure?</h3>

The quaternary and tertiary structure of a protein is the tridimensional shape of the protein, which involves protein domains.

The quaternary protein structure refers to the different arrangements generated by different protein subunits.

The primary structure of a protein involves its amino acid sequence, whereas the second structure involves protein chains.

Learn more about quaternary structure here:

brainly.com/question/5286438

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Answer:

Molecular formula

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