A Knockout Mutation in the X-Inactive Specific Transcript (XIST)lncRNA of Mice

question 8

Multiple Choice

A knockout mutation in the X-inactive specific transcript (XIST) lncRNA of mice would result in

• A) one inactivated X chromosome in female mice.
• B) the inhibited transcription and translation of X-linked proteins.
• C) two inactive X chromosomes in female mice.
• D) two active X chromosomes in female mice.

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Definitions:

Cost Savings

The reduction in expenses achieved through efficiencies, economies of scale, negotiations, or eliminating unnecessary expenses.

Differential Revenue

The difference in revenue from one alternative to another, used in decision-making processes.

Differential Cost

The difference in cost between two alternative decisions, or the change in costs resulting from an increase or decrease in output.

Differential Revenue

The variation in income resulting from choosing between two different options or time frames.