Why Are the Proteins Being Separated on an SDS Polyacrylamide

question 51

Multiple Choice

Why are the proteins being separated on an SDS polyacrylamide gel attracted equally to the positive electrode?

• A)They carry a relatively uniform positive charge distribution
• B)They carry a relatively uniform negative charge distribution.
• C)They are all the same molecular weight.
• D)They are all the same size.
• E)They all have the same degree of hydrophobicity.

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Definitions:

Carrying Value

The book value of assets and liabilities on a company’s balance sheet, often different from the market value.

Discount On Bonds

The difference between the face value of a bond and its selling price, when the bond is sold for less than its face value.

Premium

The amount paid in excess of a standard cost or the face value of a financial instrument, often associated with insurance policies, bonds, and options.

Carrying Value

The book value of assets and liabilities as represented in the financial statements, excluding the market value.