A Researcher Found a Method She Could Use to Manipulate

question 21

Multiple Choice

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

• A)increased chromatin condensation
• B)decreased chromatin condensation
• C)activation of histone tails for enzymatic function
• D)decreased binding of transcription factors

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