Organ | Definition, Types, & Facts | Britannica
Nov 13, 2025 · Organ, in biology, a group of tissues in a living organism that have been adapted to perform a specific function. In higher animals, organs are grouped into organ systems; e.g., …
Systems of Animal Body (With Diagram)
The following points highlight the top ten systems seen in animal body. The systems are: 1. Integumentary System 2. Muscular System 3. Skeletal System 4. Digestive System 5. …
organ - Students | Britannica Kids | Homework Help
The most basic level of organization is the cell. From the cell, in order of increasing complexity, the other levels are the tissues, organs, organ systems, and the organism itself. Animal …
Animal organs. Introduction. Atlas of plant and animal histology
Animal organs 1. INTRODUCTION C ells are composed of organelles and other cell compartments that work together during normal cell function. In multicellular organisms, cells …
Types of Organs Found in Animal Body: 14 Types
The following points highlight the fourteen types of organs found in animal body. The types are: 1. Digestive Tract 2. Digestion 3. Heterotrophic Mode of Nutrition 4. Active Movement 5. Blood …
Anatomy - A-Z Animals
May 27, 2024 · Organs Similar cells within the body of an animal form together in groups which are organised into tissues, and various tissues make up different organs in an animal’s body. …
33: The Animal Body - Basic Form and Function - Biology ...
The structures of animals consist of primary tissues that make up more complex organs and organ systems. Homeostasis allows an animal to maintain a balance between its internal and …
ANIMAL ORGAN SYSTEMS
Animal organs are usually composed of more than one cell type. Recall that the stomach contains all four animal tissue types: epithelium to line the stomach and secrete gastric juices; …