Which of the Following Is Correct Regarding Biological Toggle Switches

question 34

Multiple Choice

Which of the following is correct regarding biological toggle switches?

• A) They can be thought of as two back-to-back OR gates.
• B) They can be described as straightforward "buffer gates."
• C) They consist of a single NOT gate.
• D) Two inducer signals are necessary to toggle the switch.
• E) They have two repressor genes whose products can repress each other's transcription.

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Definitions:

Total Fixed Cost

The sum of all costs that remain constant regardless of the level of production or output.

Total Revenue

The overall amount of money generated by a firm from its sales activities before any expenses are subtracted.

Marginal Cost Curve

It illustrates the change in total cost that arises when the quantity produced is incremented by one unit; this is the cost of producing one additional unit of a good.

Short-Run Supply

The supply provided by firms in the short term when at least one input, usually capital, is fixed.