All of the Following Statements Are True About Restriction Enzymes

question 12

Multiple Choice

All of the following statements are true about restriction enzymes EXCEPT

• A)they are made by bacteria and viruses.
• B)hundreds of different ones have been isolated and purified.
• C)they produce single-stranded complementary ends that can join to two different DNA strands by complementary base-pairing.
• D)each enzyme cuts DNA at a different specific base sequence.

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Definitions:

Volume

Volume is a measure of the three-dimensional space occupied by a substance or enclosed within a container, expressed in cubic units.

Temperature

Temperature is a physical quantity reflecting the thermal energy of an object or system, indicative of the degree of heat or coldness measurable by a thermometer.

°C

Degrees Celsius, a scale and unit of measurement for temperature.

Chlorine Gas

A diatomic green-yellow, highly reactive gas and a powerful oxidizing agent, widely used for water purification and in the manufacture of various products.