Use This Information to Answer the Question(s) Below

question 12

Multiple Choice

Use this information to answer the question(s) below.
-One of her colleagues suggested she try increased methylation of C nucleotides in the DNA of promoters of a mammalian system. Which of the following results would she most likely see?

• A) decreased chromatin condensation
• B) activation of histone tails for enzymatic function
• C) higher levels of transcription of certain genes
• D) inactivation of the selected genes

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Definitions:

Smokestack

A large, tall chimney through which combustion gases and smoke are discharged, commonly seen in industrial plants and ships.

Persistence

The ability of a substance to remain in the environment for a long time without breaking down.

Chemical Nature

The inherent characteristics, composition, and properties of a substance or material at the atomic or molecular level.

Concentration

Concentration refers to the measure of the amount of a given substance within a specified volume or unit of another substance.