What Does It Mean to Say That a Signal Is

question 46

Multiple Choice

What does it mean to say that a signal is transduced?

• A) The signal enters the cell directly and binds to a receptor inside.
• B) The physical form of the signal changes as it passes from the cell membrane to the ultimate intracellular target.
• C) The signal is amplified, such that even one signal molecule evokes a large response.
• D) The signal triggers a sequence of phosphorylation events inside the cell.

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Definitions:

Theory

A systematic and formalized expression of all previous observations that is predictive, explanatory in nature and can be tested.

Research Topic

The specific subject or area of investigation chosen for study.

Methodological Approach

A specific way or strategy of conducting research or investigation in order to answer questions or solve problems, often involving specific techniques or procedures.

Evolutionary Perspective

A theoretical approach that examines how evolutionary processes, such as natural selection, shape behaviors, physical traits, and social systems.