Practice Questions

TLS Online TPP Program

#Question id: 2226

What will happen to a red blood cell (RBC), which has an internal ion content of about 0.9%, if it is placed into a beaker of pure water?

#Unit 2. Cellular Organization

The cell would shrink because the water in the beaker is hypotonic relative to the cytoplasm of the RBC.
The cell would shrink because the water in the beaker is hypertonic relative to the cytoplasm of the RBC.
The cell would swell because the water in the beaker is hypotonic relative to the cytoplasm of the RBC.
The cell will remain the same size because the solution outside the cell is isotonic.

More Questions

TLS Online TPP Program

#Question id: 1827

#Unit 4. Cell Communication and Cell Signaling

Extracellular bacteria try to avoid killing by:

TLS Online TPP Program

#Question id: 1828

#Unit 4. Cell Communication and Cell Signaling

Toxins are neutralized by:

TLS Online TPP Program

#Question id: 1829

#Unit 4. Cell Communication and Cell Signaling

CR1 complement receptors on phagocytic cells bind:

TLS Online TPP Program

#Question id: 1830

#Unit 4. Cell Communication and Cell Signaling

Secretory IgA protects external mucosal surfaces by:

TLS Online TPP Program

#Question id: 1831

#Unit 4. Cell Communication and Cell Signaling

The pyrogenic streptococcal exotoxins SPE, A, B, and H:

TLS Online TPP Program

#Question id: 1832

#Unit 4. Cell Communication and Cell Signaling

Individuals lacking C8 or C9 are more prone to infection with the following type of bacteria: