A Researcher Found a Method She Could Use to Manipulate

question 82

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) abnormalities of mouse embryos
• D) decreased binding of transcription factors
• E) inactivation of the selected genes

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Definitions:

Contract

A legal agreement between two or more parties that creates obligations which are enforceable or recognized by law.

Mistake of Fact

A misunderstanding by one or more parties to a contract about a material fact that is essential to the agreement, which can sometimes render the contract voidable.

Rescission

The act of revoking, canceling, or annulling a contract, returning all parties to their statuses prior to the contract's formation.

Mistake of Law

An error made by a person in understanding the law as it pertains to their actions, which generally is not considered a defense in criminal law.