Use the Following Information When Answering the Corresponding Questions)

question 24

Multiple Choice

Use the following information when answering the corresponding questions) .
Rhodopsins are light- sensitive molecules composed of a protein opsin) and retinal derivative of vitamin A) . Opsin is a membrane protein with several a- helical segments that loop back and forth through the plasma membrane. There are two classes of rhodopsins. According to Oded Beje, one class has relatively slow dynamics a photocycle of approximately 0.5 second) and is well suited for light detection. The second class has faster dynamics a photocycle of approximately 0.02 seconds) and is well suited for chemiosmosis-pumping of protons or chloride ions across cell membranes. Oded Beje was the first, in September 2000, to report on a rhodopsin proteorhodopsin) found in the domain Bacteria. [
-Which of the following best describes this particular protein?

• A) peripheral
• B) internal
• C) integral
• D) external

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Definitions:

Store Sales

Periodic events where retailers offer products at discounts to increase traffic and sales volume.

Sales Calculation

The process of determining the total revenue generated from goods or services sold over a specific period.

Wheel Of Retailing

A theory suggesting that retail business goes through a cycle starting from entering the market as a low price, low margin operation, to becoming more upscale with higher prices and services.

Retail Outlets

Physical stores or shops where goods are sold directly to the consumer.