Hemoglobin a Differs from Hemoglobin S in Having Two More

question 77

Multiple Choice

Hemoglobin A differs from hemoglobin S in having two more anionic groups (both hemoglobins have a molecular weight of approximately 67,000) . Which one of the following separation methods is most likely to distinguish between these two

• A) Precipitation with ethanol
• B) Gel filtration
• C) Ultracentrifugation
• D) Electrophoresis

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Definitions:

Liquidity

The ability of an asset to be quickly converted into cash without significant loss in value, essential for assessing the financial health of businesses.

Accounts Receivable Turnover

A financial ratio indicating how many times a company's receivables are turned into cash over a period.

Price-Earnings Ratio

A valuation metric that compares a company's share price to its earnings per share, used to gauge if a stock is over or under-valued.

Interest Expense

The cost incurred by an entity for borrowed funds, typically reflected as a charge in the income statement.