In the Hershey-Chase Experiments, the Radioactive Tracers ³²P and ³⁵S

question 78

Multiple Choice

In the Hershey-Chase experiments, the radioactive tracers ³²P and ³⁵S were used to track DNA and protein, respectively, because _____.

• A) bacterial DNA contains sulfur and viral DNA contains phosphorus
• B) viral DNA contains sulfur and bacterial DNA contains phosphorus
• C) only DNA contains phosphorus and only protein contains sulfur
• D) DNA has more sulfur than protein and protein has more phosphorus than DNA
• E) protein has more sulfur than DNA and DNA has more phosphorus than protein

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Definitions:

Tax

A mandatory monetary fee or different form of charge placed on a taxpayer by a government entity to finance government operations and assorted public expenses.

Good

A material item or service that satisfies a want or need; can be economic (having monetary value) or free (like air) but is essential for transactions in the market.

Total Surplus

The sum of consumer surplus and producer surplus in a market, representing the total benefits that buyers and sellers receive from participating in the market.

Tax

A compulsory financial charge or some other type of levy imposed upon a taxpayer by a governmental organization in order to fund various public expenditures.