sentences: a club is a mean of memory & a neutrons is a mean of memory in an plant & a dissolve is a mean of memory & the heart, bone vessels, kidneys, and breaks rest together & bone wings are a mean of memory ->  the heart, blood vessels, kidneys, and bladder working together is an example of different parts of body working together  the heart, blood vessels, kidneys, and bladder working together is an example of different parts of body working together & an memory positive is made of different holds of the mind rest together -> the heart, blood vessels, kidneys, and bladder working together makes them an organ system