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:

Condensed Structural Formula

A simplified way of writing the molecular structure of a compound, showing how atoms are bonded without drawing all bonds explicitly.

Nitroamines

Organic compounds containing a nitro group (-NO2) bonded to an amine, often explosive.

Resonance Structures

Resonance Structures are alternative Lewis structures for the same molecule, illustrating the delocalization of electrons within the molecule.

Hybridization

A concept in molecular chemistry describing the combination of atomic orbitals to form new hybrid orbitals suitable for the pairing of electrons to form chemical bonds.