When Signals Are Sent at Frequencies That Are Closely Grouped

question 2

Multiple Choice

When signals are sent at frequencies that are closely grouped together, an errant signal may encroach on a close frequency, causing _______.

• A) frequency conflict
• B) crosstalk
• C) time conflict
• D) channel mixing

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Definitions:

Cell-Mediated Immunity

A type of immunity where T lymphocytes directly attack and destroy infected or abnormal cells.

Red Bone Marrow

A type of marrow found in some bones that produces red blood cells, white blood cells, and platelets.

Antibody-Mediated Immunity

A aspect of the immune response where B cells produce antibodies that are specific to antigens of pathogens, leading to their neutralization or destruction.

Cell-Mediated Immunity

An immune response that does not involve antibodies but rather involves the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the release of various cytokines in response to an antigen.