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Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
ISBN: 9781305389892

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BuyFindarrow_forward

Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
ISBN: 9781305389892
Textbook Problem

What is cephalization?

Summary Introduction

To review:

The description of Cephalization.

Introduction:

The formation of head at the frontal (anterior) part of the body of animals is termed as cephalization. It occurred during the course of evolution of the nervous system; as the simple or lower animals have simple type of nervous system without frontal head.

Explanation

The nervous system of animals is made up of nerve cells (neurons). The lower animals have simple type of nervous system, which was made up of neurons or group of neurons with no specific function. The neurons were not concentrated and hence were weak in communicating between different regions of the body...

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