Question

what is an organ system ? give two examples of organ system in animals

Answer 1

Organ systems are groups of organs that work together to perform a specific function; examples include skeletal, muscular, nervous, digestive, respiratory, reproductive, endocrine, circulatory, and urinary systems

Answer 2

An organ system is a group of organs that work together as a biological system to perform one or more functions. 
Examples of organ systems are:
*Skeletal system
*Reproductive system etc
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