Figure 21-1

question 155

Multiple Choice

Figure 21-1.The figure shows three indifference curves and a budget constraint for a certain consumer named Jack.
-Refer to Figure 21-1.If Jack's income is $12.60,then the price of a pound of apples is

• A) $4.50.
• B) $3.85.
• C) $3.00.
• D) $2.80.

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Definitions:

Objective Lens

A critical component in microscopes that gathers light from the specimen and focuses it to create a real image.

Lumen

The interior space or cavity of a hollow organ or structure such as a blood vessel or intestine.

Organ

A group of tissues in a living organism that have been adapted to perform a specific function.

Scanning Objective

A lens system in microscopes used to achieve a high resolution image of a small area at high magnification.