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..
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..
This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structur..
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..
Part of the genetic information is devoted to the synthesis of proteins. mRNA, a type of RNA, is produced as a transcri..
Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..
