Infection with some Salmonella enterica serotypes can progress to typhoid fever when the bacteria

A) attach to cells of the small intestine.
B) induce endocytosis by intestinal cells.
C) reproduce within cells of the small intestine.
D) produce type III secretion system proteins.
E) enter the blood and are engulfed by phagocytes.


E

Biology & Microbiology

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The pressure that must be applied to a solution to prevent water movement across a membrane is known as ____

pressure.

a. turgor b. osmotic c. diffusion d. concentration e. plasmolysis

Biology & Microbiology

At rest, veins hold about ____ percent of the body’s blood

a. 40 b. 50 c. 60 d. 70 e. 80

Biology & Microbiology

The rough ER is rough because of the presence of

1.proteins. 2.RNA. 3.lipids. 4.ribosomes.

Biology & Microbiology

Most transpiration occurs through stomata

____________________ Indicate whether the statement is true or false.

Biology & Microbiology