If You Allowed 10 Identical Parallel Salmonella Cultures to Evolve

question 6

Multiple Choice

If you allowed 10 identical parallel Salmonella cultures to evolve for 10,000 generations under new growth conditions with very little nitrogen, the parallel cultures would

• A) evolve identical adaptations to use the nitrogen source provided in the media.
• B) not change or adapt very much over this small number of generations.
• C) each accumulate different random mutations resulting in different adaptations to use the nitrogen in the media.
• D) direct mutations to occur in nitrogen utilization and uptake genes in order to adapt rapidly to the culture conditions.

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Definitions:

Respiratory System

The biological system in animals and humans consisting of organs used for the process of respiration, including the lungs and airways.

Albumin

A family of globular proteins that are commonly found in blood plasma and play roles in maintaining osmotic pressure and as transport proteins.

Hemoglobin

A protein found in red blood cells that binds oxygen in the lungs and transports it to tissues throughout the body.

Blood Plasma

The liquid component of blood that carries cells and proteins throughout the body.