In the Ames Test, What Types of Mutations Are Used

question 40

Multiple Choice

In the Ames test, what types of mutations are used to test for chemical mutagens?

• A) his^- to his⁺ mutations
• B) pro^- to pro⁺ mutations
• C) pro⁺ to pro^- mutations
• D) his⁺ to his^- mutations
• E) trp⁺ to trp^- mutations

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Definitions:

Induction Motor

An electric motor that operates on the principle of induction, where electromagnetic fields are generated to turn the rotor, commonly used in various applications due to its ruggedness and simplicity.

Fourth Harmonic

The fourth harmonic refers to a frequency that is four times the fundamental frequency of a periodic waveform, affecting the system's overall wave shape and performance.

Fundamental Power Frequency

The primary frequency at which electrical power systems operate, typically 50 Hz or 60 Hz depending on the country.

60 Hertz

A frequency of 60 cycles per second, commonly used as the standard frequency of AC electrical power in several countries, including the United States.