A Researcher Found a Method She Could Use to Manipulate

question 65

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 using this procedure in Drosophila, she was readily successful in increasing phosphorylation of amino acids adjacent to methylated amino acids in 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

---

Definitions:

Causal Relationships

Connections between two events or variables where one directly affects the outcome of the other.

Ethnography

A research method focused on the systematic study of people and cultures from an immersive perspective.

Cultural Questions

Inquiries that explore the values, practices, and norms of a society or group, often aimed at understanding diversity and promoting inclusivity.

Survey Research

A type of study where a group of people chosen to represent some larger population are asked questions about their attitudes, behavior, or thinking on a given topic.