Mitochondria Are Thought to Be the Descendants of Certain Alpha

question 4

Multiple Choice

Mitochondria are thought to be the descendants of certain alpha proteobacteria. They are, however, no longer able to lead independent lives because most genes originally present on their chromosomes have moved to the nuclear genome. Which phenomenon accounts for the movement of these genes?

• A) plasmolysis
• B) conjugation
• C) translation
• D) horizontal gene transfer

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Definitions:

Future Bond Issue

A planned issuance of bonds by a corporation or government in the future to raise capital.

Dividends

Distributions of a portion of a company's earnings, decided by the board of directors, to a class of its shareholders.

Treasury Stock

Shares of a company's own stock held by the company itself, often bought back from shareholders and not considered when calculating earnings per share or dividends.

Retained Earnings

The portion of a company's profits that is not distributed to shareholders as dividends but is kept by the company for reinvestment.