Which News Source Reaches the Majority of Americans

question 65

Multiple Choice

Which news source reaches the majority of Americans?

• A)radio
• B)television
• C)the Internet
• D)newspapers
• E)neighborhood gossip

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Definitions:

Karyotype

Image of a cell’s chromosomes arranged by size, length, shape, and centromere location.

Autosomes

Chromosomes that are not directly involved in determining the sex of an organism; humans have 22 pairs of autosomes.

X Chromosomes

One of two sex chromosomes, present as two copies in females (XX) and one in males (XY), carrying genes that determine sexual development and contribute to other traits.

Differentiation

Process by which cells become specialized during development; occurs as different cells in an embryo begin to use different subsets of their DNA.