Conjugation Between a Bacterium That Lacks an F Factor (F−)

question 53

Multiple Choice

Conjugation between a bacterium that lacks an F factor (F−) and a bacterium that has an F factor on its chromosome (F+) could produce which of the following results?

• A) The F− bacterium ends up carrying one or more plasmids from the F+ bacterium; the F+ bacterium is unchanged.
• B) The F+ bacterium ends up with a recombinant chromosome that carries some genes from the F− bacterium, and the F− bacterium ends up with an unaltered chromosome.
• C) The F+ bacterium ends up with a recombinant chromosome that carries some genes from the F− bacterium, and the F− bacterium ends up with a chromosome that lacks those genes.
• D) The F− bacterium ends up with a recombinant chromosome that carries some genes from the F+ bacterium, and the F+ bacterium ends up with an unaltered chromosome.

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Definitions:

Internal Growth Rate

The maximum rate at which a company can expand using only its own sources of funding without resorting to external financial options.

Constant Percentage

A fixed percentage rate applied to various mathematical and financial calculations.

Retains Earnings

Retains Earnings are the portion of net income that is not distributed to shareholders as dividends, but rather retained by the company for reinvestment or to pay off debt.

Sustainable Growth Rate

The maximum rate at which a company can grow its sales and earnings without needing to increase its financial leverage.