Use the Following to Answer the Questions Below

question 61

Multiple Choice

Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Statements:
(1) In the tripeptide Gly-Ala-Ser, the amino acid at the N-terminal end is Ser.
(2) More than one polypeptide chain may be present in a conjugated protein but not in a simple protein.
(3) In solution at physiological pH, the side chain of a polar basic amino acid bears a negative charge.

• A) All three statements are true.
• B) Two of the three statements are true.
• C) Only one of the statements is true.
• D) None of the statements is true.

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Definitions:

Executed

indicates that an operation or task has been successfully carried out or implemented to its full extent.

Preexisting Duty Rule

A principle in contract law stating that performing or promising to perform a duty already owed under contract does not constitute valid consideration for a new promise.

Unforeseen Difficulties

Unexpected challenges or obstacles that were not anticipated, making a task or goal harder to achieve.

Preexisting Duty

An obligation that a party is already legally bound to perform, which cannot serve as consideration for a new contract.