Decide Whether the Relation Is a Function

question 90

Multiple Choice

Decide whether the relation is a function.
-{(-7, 1) , (-7, 4) , (1, -8) , (3, 9) , (9, -3) }

• A) function
• B) not a function

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Definitions:

Genes

Segments of DNA that code for specific traits in an organism.

Lutein

A type of carotenoid vitamin that plays a role in vision and the health of the retina.

Genes

Units of heredity made up of DNA that are responsible for the physical and likely some behavioral characteristics of organisms, passed from parents to offspring.

Epigenesist

A development through which organisms grow and develop, involving genetic factors but also emphasizing the role of environmental influences on gene expression.