When a Mouse Cell and a Human Cell Are Fused

question 22

Multiple Choice

When a mouse cell and a human cell are fused, the membrane proteins of the two cells become uniformly distributed over the surface of the hybrid cell. This occurs because

• A) all proteins in the plasma membrane come from a membrane other than the human or the mouse.
• B) all proteins are anchored within the membrane.
• C) proteins are asymmetrically distributed within the membrane.
• D) many proteins can move around within the bilayer.
• E) different membranes contain different proteins.

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Definitions:

Depreciable Equipment

Tangible assets used in business operations whose cost is allocated over its useful life due to wear and tear, obsolescence, or decay.

Operating Assets

Assets that are used in the day-to-day operations of a business, such as machinery, buildings, and equipment.

Discount Rate

The interest rate used in discounted cash flow analysis to determine the present value of future cash flows, reflecting the time value of money and risk of the investment.

Working Capital

The amount of available capital that a company has to run its day-to-day operations, calculated as current assets minus current liabilities.