Unit Pricing Laws Are Necessary Because of ________

question 70

Multiple Choice

Unit pricing laws are necessary because of ________.

• A) deceptive price advertising by retailers
• B) scanning and the Universal Product Code
• C) item-price removal by supermarket chains
• D) the presence of many different-sized packages

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Definitions:

Tyrosine Kinase

An enzyme that catalyzes the transfer of a phosphate group from ATP to the amino acid tyrosine on a protein, playing a critical role in signal transduction pathways.

Sodium Gate

A protein channel in cell membranes that allows sodium ions to pass through, playing a key role in the generation and propagation of nerve impulses.

Ligand-Gated

Referring to ion channels that open in response to the binding of a chemical messenger (ligand), such as a neurotransmitter.

Acetylcholine

A neurotransmitter involved in many functions including muscle movement, heart rate, and the modulation of brain activity.