A System That Consists of a Group of 20 Proteins

question 33

Multiple Choice

A system that consists of a group of 20 proteins whose activities enhance the body's other defense mechanisms is called ________.

• A) antigen
• B) antibodies
• C) mast cell
• D) complement

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Definitions:

Sequential

Occurring or following in a logical order or sequence.

Motives

Internal processes that energize, direct, and sustain behavior towards fulfilling a need or achieving a goal.

Needs

Something that is necessary to survive or thrive.

Need

A requirement essential for an organism's survival, growth, or well-being.