If a signal transduction pathway involves amplification of the signal by a factor of 10 at each step, which set of numbers represents the sequence of molecules activated during a single signaling event? A) 1; 2; 20; 500; 10,000 B) 1; 10; 100; 1,000 C) 10; 1,000; 100,000 D) 1; 10; 10¹⁰; 10¹⁰⁰ E) 5; 50; 500; 5,000

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Quizplus · Accepted Answer

Since the signal is amplified by a factor of 10 at each step, the set of numbers should be 1, 10, 100, 1000, etc. Choice B matches this pattern, while the other choices do not.

If a Signal Transduction Pathway Involves Amplification of the Signal