In E Coli, There Is a Mutation in a Gene Called

question 67

Multiple Choice

In E. coli, there is a mutation in a gene called dnaB that alters the helicase that normally acts at the origin. Which of the following would you expect as a result of this mutation?

• A) No proofreading will occur.
• B) The DNA strands at the origin of replication will separate, but replication will not progress.
• C) The DNA will supercoil.
• D) Replication will require a DNA template from another source.

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Definitions:

Psychoanalytic Psychology

A theory developed by Freud focusing on unconscious processes and the significance of childhood experiences in shaping personality.

Emphasized

Given special importance or prominence to something in speaking or writing.

Cognitive Neuroscience

A field of study that explores the neural mechanisms underlying cognitive functions such as perception, memory, and language.

Brain Activity

The functioning of the brain as evidenced by electrical, chemical, or metabolic changes.