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:

Retained Earnings

The part of net earnings kept by the company instead of being paid out to its shareholders in the form of dividends.

Stock Dividend

A dividend payment made to shareholders in the form of additional shares, rather than cash, based on the proportion of shares already held.

Common Stock

A type of equity security that represents ownership in a corporation, giving shareholders the right to vote on corporate matters and receive dividends.

Dividend Payable

A liability reported on a company's balance sheet for dividends declared by the board of directors but not yet paid out to shareholders.