A ________ Relationship Exists When Two Entities Are Associated

question 101

Multiple Choice

A ________ relationship exists when two entities are associated.

• A) binary
• B) solitary
• C) ternary
• D) unary

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Definitions:

Mast Cell

A type of white blood cell part of the immune and neuroimmune systems, which releases histamine and other substances during inflammatory and allergic reactions.

Macrophage

A type of white blood cell part of the immune system, involved in the detection, phagocytosis, and destruction of bacteria and other harmful organisms.

Red Blood Cell

A type of blood cell that is responsible for carrying oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.

Cytotoxic T Cells

Immune cells responsible for destroying cancerous cells, those infected (especially by viruses), or cells otherwise harmed.