When Arginine Is Added to a Culture Growing Exponentially in a Medium

question 86

Multiple Choice

When arginine is added to a culture growing exponentially in a medium without arginine, what occurs?

• A) All cellular growth ceases.
• B) Growth continues, but the production of enzymes required for the synthesis of arginine increases.
• C) Growth continues, but the production of enzymes required for the synthesis of arginine ceases.
• D) The cell returns to the lag stage of growth to synthesize the proteins necessary for the metabolism of arginine.

---

Definitions:

Benzene Sulfonic Acid

A compound with a sulfonic acid group attached to a benzene ring, used in the production of detergents.

Dibromobenzene

Dibromobenzene refers to any of the compounds containing a benzene ring substituted with two bromine atoms, known in three isomeric forms.

Intermediate Carbocation

A positively charged carbon species that appears as a transient structure during some chemical reactions.

Aromatic

Refers to compounds that have a special stability due to the structure of alternating double and single bonds forming rings.