B Cells Are More Effective Than Macrophages in Presenting Antigens

question 54

Multiple Choice

B cells are more effective than macrophages in presenting antigens to activate T cells when

• A)macrophages are in short supply.
• B)antigen concentrations are high.
• C)antigen concentrations are low.
• D)None of the choices are correct.

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Definitions:

High Temperatures

denotes periods or conditions of elevated temperature in the environment, which may have various effects on ecosystems, human health, and climate.

Tall Buildings

Structures that are significantly higher than average buildings, often designed for residential, commercial, or office use.

Mountains

Large natural elevations of the Earth's surface rising abruptly from the surrounding level, often characterized by their high altitude and scenic landscapes.

Mesosphere

The third layer of Earth's atmosphere, located above the stratosphere and below the thermosphere, characterized by decreasing temperatures with altitude.