Biological organization of the human body

Cell-Tissue-Organ-System • Cells in multicelullar organisms are grouped together to form more complex structures. – Tissue: a set of the same type of cells from the same origin. – Organ: a set of tissues that come together to perfom a specific function –... More

Cell-Tissue-Organ-System • Cells in multicelullar organisms are grouped together to form more complex structures. – Tissue: a set of the same type of cells from the same origin. – Organ: a set of tissues that come together to perfom a specific function – System: a set of organs, each formed by different tissues, which take part in one or various functions. Less