You Are Attempting to Mutate Lambda to Affect Whether Lysis

question 13

Multiple Choice

You are attempting to mutate lambda to affect whether lysis or lysogeny occurs after lambda infection.Which mutation would INCREASE the chances of LYSOGENY over lysis?

• A) deletion or inactivation of the cI gene
• B) deletion or inactivation of the cro gene
• C) overexpression of the cro gene
• D) deletion of both the cro and cI genes

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Definitions:

Occult Blood Testing

A laboratory test used to detect blood in the stool that is not visible to the naked eye, often used to screen for colorectal cancer.

Small Intestine

A part of the gastrointestinal tract between the stomach and large intestine, where most digestion and absorption of nutrients occurs.

Digestion

The biological process of breaking down food into absorbable components using enzymatic actions in the gastrointestinal tract.

Large Intestine

The last section of the digestive system, where water is absorbed and stools are formed.