Which of the Following Statements Is Not True About the Structure

question 32

Multiple Choice

Which of the following statements is not true about the structure of vitamin B₁₂?

• A)The structure was determined by Dorothy Hodgkin in 1955 using X-ray crystallography.
• B)The structure has an adenosyl group.
• C)The structure has a cyano group,HO^-,or H₂O.
• D)The cyano group is coordinated to cobalt.
• E)The structure cannot be synthesized by plants and animals.

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Definitions:

Income Statement

A financial statement that reports a company's financial performance over a specific accounting period, detailing revenues, expenses, and profits or losses.

Prepaid Rent

An asset account that represents rent payments made in advance of the rental period.

Rent Expense

The cost incurred by renting property or equipment for business or personal use, typically recognized in accounting over the rental period.

Expected Life

The anticipated duration a fixed asset is likely to be useful in business operations before needing replacement.