What Is the Function of the Iris

question 230

Multiple Choice

What is the function of the iris?

• A) to keep the lens under tension to allow for image focusing
• B) to control the amount of light entering the eye
• C) to focus the image on the retina
• D) to respond to particular colours

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Definitions:

Full Payment

Completion of payment for a product or service in total, settling all owed amounts without remaining balances.

General Journal

A fundamental accounting ledger where all financial transactions are initially recorded, employing a double-entry system.

Sales Tax

A tax imposed by government on sales of goods and services, collected by the seller and passed on to the government.

Cash Customer

A customer who pays for goods or services with cash at the time of purchase rather than buying on credit.