Which of the Following Tripeptides Is Formed When Alanine Is

question 84

Multiple Choice

Which of the following tripeptides is formed when alanine is treated with (BoC) ₂O and proline is treated with benzyl alcohol/acid first and the resulting intermediates are reacted in the presence of DCC followed by treatment with aqueous NaOH. The dipeptide is then reacted with the benzyl ester of leucine in the presence of DCC followed by treatment with trifluoroacetic acid and then aqueous NaOH?

• A) Ala-Pro-Leu
• B) Pro-Ala-Leu
• C) Leu-Ala-Pro
• D) Pro-Leu-Ala
• E) all of these

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Definitions:

Demand Decreases

A situation where the quantity of a good or service desired by consumers lessens.

Demand Curve

A graph showing the relationship between the price of a good and the amount of the good that consumers are willing and able to buy at each price.

Inferior Good

A type of good for which demand decreases as the income of the consumer increases.

Demand Curves

A graphical representation showing the relationship between the price of a good and the quantity demanded by consumers.