The toxic component of lipopolysaccharide is called ________.

A. lipid A
B. hemolysin
C. O antigen polysaccharide
D. exotoxin


Answer: A

Biology & Microbiology

You might also like to view...

After DNA replication is complete, each strand of the original molecule is bound to a new complementary strand. This process is known as  

A.  disruptive replication. B.  conservative replication. C.  semiconservative replication. D.  dispersive replication. E.  stabilizing replication.

Biology & Microbiology

Which of the following is the correct order of steps of gas transport and exchange?

A. ventilation, diffusion across the respiratory surface, circulation, diffusion between blood and cells B. diffusion across the respiratory surface, ventilation, diffusion between blood and cells, circulation C. ventilation, circulation, diffusion across the respiratory surface, diffusion between blood and cells D. circulation, diffusion across the respiratory surface, ventilation, diffusion between blood and cells E. diffusion between blood and cells, circulation, ventilation, diffusion across the respiratory surface

Biology & Microbiology

The primary interest of genetic research into stem cells is the desire to be able to clone a human being

Indicate whether the statement is true or false

Biology & Microbiology

Using laser beams within the solar system to find distances to celestial objects is possible but the length of time needed could be exceeding long for real communication

a. True b. False Indicate whether the statement is true or false

Biology & Microbiology