Question

Define the following
1. Organ
2. Organ system ​

Answer 1

Answer:

An organ is a group of tissues that work together for the overall function of the organ, and an organ system is a group of organs that work together to perform a specific function.

Answer 2

Answer:

1. 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., the esophagus, stomach, and liver are organs of the digestive system.
2. An organ system is a group of organs that work together as a biological system to perform one or more functions. Each organ does a particular job in the body, and is made up of distinct tissues.

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