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

question 32

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) No replication fork will be formed.
• C) The DNA will supercoil.
• D) Replication will occur via RNA polymerase alone.
• E) Replication will require a DNA template from another source.

---

Definitions:

Primary Process

In psychoanalytic theory, the unconscious thought processes that are primitive and symbolic, driven by the pleasure principle.

Heredity

The passing on of physical or mental characteristics genetically from one generation to another.

Dominant Source

The primary or most influential point of information or authority within a context or system.

Sensual Pleasure

Enjoyment derived from the gratification of the senses, often related to touch, taste, smell, sight, and hearing.