servomechanism 1. A control system using negative feedback to operate another system. 2. A process that behaves as a self-regulatory device; e.g., the reaction of the pupil to light. Origin: L. Servus, servant, – G. Mechane, contrivance..
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an ove..
Human Neurology deals essentially with the nervous system of humans. It also features the various theories put forward b..
Different mental disorders are described here. Read this tutorial to get an overview of schizophrenia, affective mood di..
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
