A __________ Change Involves a Change in One or More

question 36

Multiple Choice

A __________ change involves a change in one or more physical properties, but no change in the fundamental components that make up the substance.

• A) chemical
• B) physical
• C) mixed
• D) potential
• E) kinetic

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Definitions:

Gap Junctions

Specialized cell-to-cell connections that allow for the direct passage of ions, molecules, and electrical impulses between adjoining cells.

Sarcoplasmic Reticulum

Endoplasmic reticulum of muscle.

Skeletal Muscle Fibers

Long, multinucleated cells that make up skeletal muscles, responsible for voluntary movements.

Transverse Tubules

Microscopic tubes that run across muscle fibers and aid in the conduction of electrical signals for muscle contraction.