Edwin Is Able to See Normally in Low-Light Conditions and Demonstrates

question 98

Multiple Choice

Edwin is able to see normally in low-light conditions and demonstrates a normal ability to detect movements in his periphery.However,he has great difficulty recognizing different colors.He sees the world mostly in shades of gray.Which structure is either impaired or not present in Edwin's eyes?

• A) fovea
• B) cornea
• C) rods
• D) cones

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Definitions:

Price-Elastic

Describes a good's demand sensitivity to changes in price; high elasticity indicates demand is highly responsive to price changes.

Excise Tax

A tax paid on specific goods and services, such as tobacco and gasoline, usually levied at the point of manufacture or sale.

Tax Revenue

The revenue governments obtain from imposing taxes.

Excise Tax

An indirect tax charged on the sale of a particular good.