A Pure Culture in Exponential Growth Phase Has a Bacterial

question 21

Multiple Choice

A pure culture in exponential growth phase has a bacterial concentration of 6.4 × 108 cells/ml. If the bacterium has a generation time of 1 h, how long ago was the cell concentration 8.0 × 107 cells/ml?

• A) 1 h
• B) 2 h
• C) 3 h
• D) 4 h
• E) 24 h

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Definitions:

Derivative Action

A lawsuit brought by a corporation's shareholder on behalf of the corporation against a third party, often its executives or directors, for misconduct.

Shareholder

A person or entity that owns stocks or shares in a company, entitling them to a portion of the firm's profits and assets.

Liquidation Rights

The rights of a corporation's shareholders to a proportional share of the assets if the company is dissolved, after debts and obligations have been paid.

Solvency Test

An assessment to determine if a company can meet its long-term financial obligations.