Refer to the Table Below, Summarizing Key Features of Two

question 238

Multiple Choice

Refer to the table below, summarizing key features of two signal transduction pathways that result in the same cellular response. Based on this information, which comparison is most reasonable?

• A) Pathway 1 requires more time to complete than pathway 2.
• B) Pathway 1 requires more energy input than pathway 2.
• C) Pathway 2 is less vulnerable than pathway 1 to becoming dysfunctional as the result of mutation events.
• D) A single molecule of Z is able to open more calcium ion channels than a single molecule of X.
• E) A single protein kinase in pathway 2 is able to activate more of its substrate than the single protein kinase in pathway 1.

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Definitions:

Stimuli

External or internal events that elicit a response from the sensory system or the organism as a whole.

Interpretations

The act of explaining or understanding the meaning of something, often applied to data, texts, or artworks.

Cognitive Appraisal

The process by which an individual evaluates and interprets a situation or stimulus to determine its significance for his or her well-being.

Zajonc

A psychologist known for his work in social and cognitive processes and specifically for his theories on social facilitation and the mere exposure effect.