Answer:A body system is a group of organs and other structures that work together to perform a specific function for the body. What makes up a body system?Organs:Organs are groups of tissues that work together to perform a specific function. For example, the heart is an organ in the cardiovascular system that pumps blood. Tissues:Tissues are groups of similar cells that perform a specific function. For example, muscle tissue is found in the muscular system, and nerve tissue is found in the nervous system. Other Structures:Body systems also include other structures like blood vessels in the cardiovascular system, bones and cartilage in the skeletal system, and glands in the endocrine system.