A Researcher Knocks Out Expression of the POU Domain Transcription

question 9

Multiple Choice

A researcher knocks out expression of the POU domain transcription factor Oct4 in the early epiblast of a mouse embryo.Which cell type would you expect to be affected?

• A) Neural crest cells
• B) Neural plate cells
• C) Mesodermal cells
• D) Primordial germ cells
• E) Endodermal cells

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Definitions:

Cumulative Preferred Stock

A type of preferred stock where dividends not paid in full accumulate and must be paid out before any dividends can be distributed to common stockholders.

Convertible Bonds

Bonds that can be converted into a predetermined amount of the company's equity at certain times during its life, usually at the discretion of the bondholder.

Diluted Earnings Per Share

A measure of a company's profitability that shows the potential decrease in earnings per share if all convertible securities were exercised or converted into shares.