When a Unit Goes into One and Only One Variable

question 43

Short Answer

When a unit goes into one and only one variable category,it is called ______.

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Definitions:

Submucosal Layer

The layer of tissue lying just beneath the mucosa, containing blood vessels, nerves, and glands, found in various tubular structures in the body.

Mucus

A sticky, slimy substance produced by mucous membranes and glands for protection and lubrication in the body, such as in the respiratory and digestive tracts.

Skeletal Muscle

A type of muscle that is attached to bones and under voluntary control, responsible for locomotion and movement.

Digestive Tract

A continuous tube running through the body from mouth to anus, where digestion and absorption of food occur.