This Structure, Present in the Cow Eye but Not in the Human

question 3

Multiple Choice

This structure, present in the cow eye but not in the human eye, is a special iridescent reflecting surface that helps animals to see in low light conditions.

• A) vascular layer
• B) pigmented sclera
• C) tapetum lucidum
• D) ciliary body

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Definitions:

Positive Reinforcement

A behavioral technique involving the addition of a favorable stimulus following a desired behavior to increase the likelihood of it being repeated.

John Lewis

An American civil rights leader and politician known for his work in voter registration drives, the Civil Rights Movement, and as a U.S. Representative.

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Congress of Industrial Organizations, a federation of unions that organized workers in industrial unions in the United States and Canada from 1935 until its merger with the AFL in 1955, becoming AFL-CIO.

AFL

The American Federation of Labor, a national federation of labor unions in the United States founded in 1886.