Which Is True About an Operational Variable in Quantitative Research

question 7

Multiple Choice

Which is true about an operational variable in quantitative research?

• A) It is developed so that the degree of its existence can be measured.
• B) It is often derived from a theoretical definition of a related concept.
• C) It is specific to the time and setting of the research study.
• D) It provides the theoretical meaning of a variable.

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Definitions:

Reproductive Organ

An organ involved in the process of producing offspring, including structures like ovaries and testes in animals.

Transcription Rate

The transcription rate refers to the speed at which genetic information is copied from DNA to RNA, affecting gene expression levels.

Enhancer

A short region of DNA that can be bound with proteins (transcription factors) to increase the likelihood that transcription of a particular gene will occur.

Lac Operon

A gene system found in E. coli and other bacteria that regulates the metabolism of lactose, demonstrating gene regulation principles.