False.
True
False. Organ systems in the body interact and work together to maintain homeostasis. For example, the circulatory system delivers nutrients and oxygen to the cells, which are then utilized by the respiratory and digestive systems to produce energy.
False. A group of cells is not called an organ. An organ is a collection of tissues that work together to perform specific functions in the body.
False
The answer is "False"
false
The appendix is a vestigial organ.
False
the heart is an organ so false
false it ALWAYS causes the system to halt
false
No, it was not successful; False.