Why Can Anti-H Sometimes Be Found in an A₁B Individual

question 39

Multiple Choice

Why can anti-H sometimes be found in an A₁B individual?

• A) L-fucose does not attach to precursor substance.
• B) The H gene is not inherited.
• C) The specific immunodominant sugar blocks the presence of H antigen.
• D) The individual does not secrete H substance in secretions.

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Definitions:

Non-Operating Items

Income or expenses that are not related to a company's core business operations, often including gains or losses from investment or interest expenses.

Loss From Operations

A financial situation where a company's operating expenses exceed its gross profits, indicating inefficiency in business operations.

Operating Expenses

Expenses incurred through normal business operations, such as rent, wages, and utilities, excluding the cost of goods sold.

Gross Profit

The difference between the revenue generated from sales and the cost of goods sold, before deducting operating expenses, interests, and taxes.