The Classic Hershey and Chase (1952) Experiment That Offered Evidence

question 13

Multiple Choice

The classic Hershey and Chase (1952) experiment that offered evidence in support of DNA being the genetic material in bacteriophages made use of which of the following labeled component(s) ?

• A) phosphorus and sulfur
• B) nitrogen and oxygen
• C) hydrogen
• D) tritium
• E) None of the answers listed is correct.

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Definitions:

Denatured

Loss of a protein’s or enzyme’s normal shape so that it no longer functions; usually caused by a less than optimal pH and temperature.

Enzyme Structurally

Refers to the three-dimensional arrangement of atoms in an enzyme, which is critical for its catalytic activity and specificity.

Cofactor

Nonprotein assistant required by an enzyme in order to function. Many cofactors are metal ions; others are coenzymes.

Inhibitor

A substance that slows down or prevents a particular chemical reaction or other process.