An Object Will Normally Be a Net Radiator of Energy

question 44

Multiple Choice

An object will normally be a net radiator of energy when its temperature is

• A)higher than its surroundings.
• B)lower than its surroundings.
• C)neither A nor B

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Definitions:

Antibodies

Proteins produced by the immune system in response to antigens, which are harmful substances, helping to neutralize or destroy them.

Innate Immunity

The body's first line of defense against infection that includes physical barriers, immune cells, and proteins, responding to pathogens in a generic way.

Helper T Cells

A type of T cell that plays a critical role in the immune response by activating and directing other immune cells.

Phagocytosis

The process by which cells, particularly immune cells, engulf and digest large particles or microorganisms.