Reverse Grouping Showed Negative Reactions with A₁ and B Cells

question 37

Multiple Choice

Reverse grouping showed negative reactions with A₁ and B cells. Forward grouping showed positive reactions with A, B, and AB antisera. What blood type is consistent with these results?

• A) A
• B) B
• C) AB
• D) O

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Definitions:

Retail Inventory Method

An accounting method used by retailers to estimate inventory cost by relating the cost of goods sold to retail sales.

Net Sales

The amount of revenue a company generates from its sales activities after deducting any returns, allowances, and discounts.

Beginning Inventory

The value of a business's inventory at the start of an accounting period.

Lower-of-Cost-or-Market

An accounting principle that values inventory at the lower of its historical cost or market value.