Enzymes Can Be Purified from the Microsomal Fraction

question 3

Multiple Choice

Enzymes can be purified from the microsomal fraction.They can then be used as antigens to make antibodies.The antibodies can then be exposed to cells and later visualized in the electron microscope.What allows them to be seen in the electron microscope?

• A)attachment of amino acids to the antibody
• B)attachment of gold particles to the antibodies
• C)attachment of nonradioactive amino acids to the antibodies
• D)degradation of the antibodies
• E)shrinkage of the antibodies

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Definitions:

Average Total Cost

Average total cost is the total cost of production divided by the number of units produced, indicating the cost per unit.

Price War

Successive, competitive, and continued decreases in the prices charged by firms in an oligopolistic industry. At each stage of the price war, one firm lowers its price below its rivals’ price, hoping to increase its sales and revenues at its rivals’ expense. The war ends when the price decreases cease.

Limit Pricing

A strategy used by dominant firms to set prices low enough to discourage entry into the market by potential competitors.

Informal Pricing

The establishment of prices based on flexible, non-regulatory factors such as negotiation, haggling, or customary practices, rather than fixed price tags.