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A Pigeon Is in a Box Pecking Different Coloured Keys

question 37

Multiple Choice

A pigeon is in a box pecking different coloured keys.When the red key lights up,food is delivered shortly after,but when the green key lights up,no food is delivered.After a while,the pigeon starts pecking the red key but not the green key.What is this experiment most likely examining?


Definitions:

Embryonic Period

Occurs from about 2 to 8 weeks after pregnancy, in which rapid structural development takes place.

Blastocyst

A stage of early embryonic development in mammals, characterized by a spherical structure with an outer layer of cells and a fluid-filled cavity.

Major Body Systems

The main functional systems in the human body, such as the circulatory, respiratory, nervous, and digestive systems.

Implantation

The process by which a fertilized egg attaches itself to the wall of the uterus so that the embryo can begin to grow.

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