A Researcher Found a Method He Could Use to Manipulate

question 58

Multiple Choice

A researcher found a method he could use to manipulate and quantify phosphorylation and methylation in embryonic cells in culture. In one set of experiments, he succeeded in increasing acetylation of histone tails in the chromatin of the cells. Which of the following results would he most likely see in these cells?

• A) increased chromatin condensation
• B) decreased chromatin condensation
• C) decreased binding of transcription factors
• D) inactivation of the selected genes

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Definitions:

Sales

The total revenue a company generates from selling goods or services to customers.

Stockholders' Equity

The ownership stake of shareholders in a corporation, which is the value of the company's assets minus its liabilities.

Average Operating Assets

An indicator of how efficiently a company is using its assets to generate earnings during a period, calculated as the average of the beginning and ending values of the assets for the time period.

Minimum Required Rate Of Return

The lowest return on investment that an investor is willing to accept for a particular investment, often considering the risk involved.