Which of the Following Statements Is True About a Lac

question 12

Multiple Choice

Which of the following statements is true about a lac operon with this genotype? I^-d O⁺ Z⁺ Y^- A^-

• A)The operon is repressible.
• B)The operon is nonrepressible.
• C)The mutation is cis-dominant.
• D)The operon is uninducible.
• E)None of the choices is correct.

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Definitions:

Rate of Interest

The percentage at which interest is charged or paid on a loan or investment over a period of time.

Saving

The act of setting aside a portion of current income for future use, either by holding the funds in cash or placing them in investment accounts.

Investment

The allocation of resources, such as capital, time, and effort, into a venture with the expectation of generating future returns.

Highly Concentrated Industries

Industries in which a small number of firms control a large market share, often leading to decreased competition and higher barriers to entry for new competitors.