A Part of the Promoter,called the TATA Box,is Said to Be

question 56

Multiple Choice

A part of the promoter,called the TATA box,is said to be highly conserved in many different organisms through evolution.Which of the following correctly describes why this is the case?

• A)The sequence evolves very rapidly.
• B)The sequence does not mutate.
• C)Any mutation in the sequence is selected against.
• D)The sequence is found in many but not all promoters.

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Definitions:

Toxic Metals

Heavy metals and metalloids that are harmful to the environment and living organisms, including lead, mercury, and arsenic.

Acid Deposition

The process by which acidic pollutants from the atmosphere are deposited on the earth's surface, negatively affecting ecosystems and structures.

Regional Problem

A specific issue or challenge that affects a particular geographic area, which may require localized solutions or interventions.

Buffering Ions

Ions in a solution that stabilize the pH of the solution by neutralizing added acids or bases.