In Vertebrates,the Dorsal Nerve Cord Evolved into a Brain and Spinal

question 15

Multiple Choice

In vertebrates,the dorsal nerve cord evolved into a brain and spinal cord,which together constitute which of the following?  

• A) Central nervous system
• B) Brain
• C) Cephalization
• D) Peripheral nervous system
• E) Autonomous nervous system

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Definitions:

Subsystem

A smaller component of a larger system.

Open System

An organization or entity that interacts with its environment by exchanging information, resources, and influences with its context.

Closed System

An organizational model that operates independently of external influences, focusing inwardly for resources and information.

Linear Programming

A mathematical technique for optimizing a linear objective function, subject to linear equality and inequality constraints.