Which Example Below Represents Sign Tracking

question 30

Multiple Choice

Which example below represents sign tracking?

• A) A dog barks at a cat sitting out of reach on a fence.
• B) A cat approaches, meows, and rubs up against a light that is always turned on before a food treat is delivered.
• C) A hamster buries seeds and nuts in the cedar chip bedding in different areas of the terrarium.
• D) A parrot repeats the various phrases it hears repeatedly in the home, on the radio, and on TV.

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Definitions:

GTP

Guanosine triphosphate, a molecule that provides energy for various cellular processes similar to ATP.

Ion Channel-linked Receptor

A type of receptor protein that allows ions to pass through a channel in the cell membrane when the receptor is activated.

Signal Transduction

A series of molecular events and chemical reactions that convey a signal from a cell's exterior to its interior, resulting in a cellular response.

Phospholipids

A class of lipids that are a major component of all cell membranes as they can form lipid bilayers.