The Variable Portions of Both Heavy and Light Chains Contain

question 53

Multiple Choice

The variable portions of both heavy and light chains contain subregions that are especially variable from one antibody to another; these variable subregions account for the great diversity of antibody specificity. Such portions of both the light and heavy chains are called _________ regions.

• A)hypovariable
• B)hypervariable
• C)hypoconstant
• D)hyperconstant
• E)extremovariable

---

Definitions:

Annual Depreciation Expense

The portion of the cost of a fixed asset that is charged as an expense in a particular fiscal year, as a result of wear, tear, and obsolescence.

Straight-Line Depreciation

A method of calculating the depreciation of an asset by evenly spreading its cost over the expected life of the asset.

Asset Impairment Loss

A sudden write-down or devaluation of an asset to its fair market value which is lower than its currently recorded cost, reflecting unexpected decreases in value.

Future Cash Flows

Estimated incoming and outgoing cash transactions expected to occur in the future.