A Bone Marrow Transplant May Not Be Appropriate from a Given

question 77

Multiple Choice

A bone marrow transplant may not be appropriate from a given donor (Jane) to a given recipient (Jane's cousin Bob) , even though Jane has previously given blood for one of Bob's needed transfusions. Which of the following might account for this?

• A)Jane's blood type is a match to Bob's but her MHC proteins are not.
• B)A blood type match is less stringent than a match required for transplant because blood is more tolerant of change.
• C)For each gene, there is only one blood allele but many tissue alleles.
• D)Jane's class II genes are not expressed in bone marrow.
• E)Bob's immune response has been made inadequate before he receives the transplant.

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Definitions:

Market Demand Curve

A graphical representation showing the quantity of a good that consumers are willing and able to purchase at different price points, holding other factors constant.

Horizontal Sum

The process of adding the quantities demanded by all individuals at different price levels to determine the total market demand at each price.

Vertical Sum

A concept typically used in the context of aggregating demand curves, where the quantities at each price level are summed vertically across different consumers or markets.

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a specific price within a given time period.