Once a Bacterium Attaches and Enters a Host Cell Within

question 16

Multiple Choice

Once a bacterium attaches and enters a host cell within a phagosome,the pathogen has one of three fates,depending on the pathogen.According to the figure below,Shigella and Listeria utilize which mechanism to avoid being destroyed by the host cell?

• A) survive inside the phagosome
• B) escape from the phagosome
• C) prevent phagosome-lysosome fusion
• D) induce apoptosis

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Definitions:

Long-Run Equilibrium

A state in which market supply and demand balance each other, resulting in stable prices and optimal resource allocation over time.

Expected Price Level

This term indicates the average of current and anticipated prices for goods and services in an economy.

Short-Run Aggregate-Supply Curve

A graphical representation that shows the relationship between the total production of goods and services at different price levels in the short term, assuming some input prices are fixed.

Unemployment Rate

The measure of individuals in the labor force who are without jobs but are actively trying to find employment.