Which Statement Provides the Most Likely Explanation for the Differing

question 36

Multiple Choice

Which statement provides the most likely explanation for the differing patterns of innervation in arthropod skeletal muscle (polyneuronal) and vertebrate skeletal muscle (single innervation) ?

• A) Vertebrates need to modulate muscle force, whereas arthropods always exert the same force with a given muscle.
• B) Action potentials in vertebrate neurons are all-or-nothing, whereas arthropod neurons fire action potentials of varying magnitude.
• C) Action potentials in arthropod neurons are all-or-nothing, whereas vertebrate neurons fire action potentials of varying magnitude.
• D) The two patterns are products of the evolutionary history of the two taxa, and each one allows effective control of muscle contraction.

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Definitions:

Statement

A clear and concise expression or declaration of a fact or belief.

Empirical Nature

Characteristics or properties that are observed through experimentation or experience rather than theory or pure logic.

Factual Disagreement

A situation where individuals or groups have conflicting beliefs or understandings about specific, verifiable information or evidence.

Meaningful Life

A life perceived as having purpose, significance, or value, often according to personal or societal standards.