Which of the following is FALSE regarding Bacterial Endotoxins? a. They can cause Fever and Hemorrhagic Shock b. They are...

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Biology

Which of the following is FALSE regardingBacterial Endotoxins?
a.
They can cause Fever and Hemorrhagic Shock
b.
They are secreted by the cell
c.
Examples of bacteria that produce them include Clostridiumtetani and Bacillus anthracis.
d.
The bacteria are typically found in soil
Which of the following is true regarding Gram (+) and a Gram (-)bacteria?
a.
The Gram (-) have a thick layer of peptidoglycan on the surfaceof the cell
b.
The Gram (+) have a cell wall and Gram (-) do not have a cellwall
c.
The Gram (+) have a peptidoglycan layer that is sandwiched witha layer of liposaccharides on the surface
d.
The Gram (+) have a thick layer of peptidoglycan on the surfaceof the cell

Answer & Explanation Solved by verified expert

3.5 Ratings (386 Votes)

1 Bacterial endotoxins Endotoxins are toxins released by bacteria Endotoxins are also called Lipopolysaccharide LPS are derived from outer membrane of Gram negative bacteria Lipid component Lipid A of Lipopolysaccharide is associated with toxicity of endotoxins Endotoxins are heat stable and liberated only on cell lysis or death of bacteria The endotoxins are pyrogens the pyrogens are fever inducing substances produced See Answer

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	a.	They can cause Fever and Hemorrhagic Shock
	b.	They are secreted by the cell
	c.	Examples of bacteria that produce them include Clostridiumtetani and Bacillus anthracis.
	d.	The bacteria are typically found in soil

	a.	The Gram (-) have a thick layer of peptidoglycan on the surfaceof the cell
	b.	The Gram (+) have a cell wall and Gram (-) do not have a cellwall
	c.	The Gram (+) have a peptidoglycan layer that is sandwiched witha layer of liposaccharides on the surface
	d.	The Gram (+) have a thick layer of peptidoglycan on the surfaceof the cell