If the LacI Repressor Gene Was Permanently Silenced by a DNA

question 1

Multiple Choice

If the lacI repressor gene was permanently silenced by a DNA mutation, what would be the impact on the expression of the lac operon? ​

• A)The lac operon would only be expressed if glucose was absent.
• B)The lac operon would always be expressed.
• C)There would be no impact on lac operon expression.
• D)The lac operon would only be expressed when lactose was present.
• E)The lac operon would never be expressed.

Appreciate the significance of testing hypotheses and the role of observational evidence.

Recognize the diversity in explanatory patterns across different fields of inquiry.

Grasp the interplay between hypotheses, explananda, and the broader context of our knowledge.

Understand the concept and difference between an event and an outcome.

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Definitions:

Embryo

An early stage of development for multicellular organisms following fertilization, during which the organism undergoes division and growth.

Paternal Age

Paternal age refers to the age of a father at the time of his child's birth, which research indicates can influence genetic mutations and the risk of certain disorders in offspring.

Psychological Disorders

are mental health disorders characterized by disturbances in thoughts, feelings, and behaviors, leading to significant distress or impairment in daily functioning.

Schizophrenia

A chronic and severe mental disorder that affects how a person thinks, feels, and behaves, often leading to hallucinations, delusions, and disordered thinking.