To Ensure the Fidelity of Splicing, the Spliceosome

question 18

Multiple Choice

To ensure the fidelity of splicing, the spliceosome...

• A) hydrolyzes ATP to undergo complex rearrangements.
• B) examines the splicing signals on the pre-mRNA several times.
• C) assembles on the pre-mRNA co-transcriptionally.
• D) takes advantage of "exon definition."
• E) All of the above.

---

Definitions:

Incur A Loss

The situation in which the costs of operating a business exceed the revenues, leading to negative profits.

ATC

Average Total Cost, which is the total cost of production divided by the quantity of output produced.

Profit-Maximizing Firm

A business entity that focuses on activities and decisions that increase its net earnings to the highest possible level.

Horizontal Axis

In a graph or chart, the x-axis, which typically represents the independent variable or time scale.