The Lens Focuses the Visual Image on the Photoreceptors by

question 24

Multiple Choice

The lens focuses the visual image on the photoreceptors by

• A) moving up and down.
• B) moving in and out.
• C) changing shape.
• D) opening and closing.
• E) dilating and constricting.

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Definitions:

Republican National Convention

A political convention held every four years by the Republican Party of the United States to nominate a candidate for President and Vice President and adopt the party's platform.

Law and Order

A principle of governance centered on legal constraint, enforcement of law, and the maintenance of public order.

Hart-Celler Act

The Immigration and Nationality Act of 1965, which abolished national-origins quotas and significantly changed American immigration policy.