Key points. 1  Humansâand other complex multicellular organismsâhave systems of organs that work together, carrying out processes that keep us alive. 2  The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems.
The rose was designated as the official state flower of New York in 1955. The rose is a symbol of love and beauty (as well as war and politics) the world over.
Nebraska's State Flower. The goldenrod flower was officially declared the state flower on April 4, 1895. It is also the official state flower of Kentucky and the official wildflower of South Carolina. This flower can be found growing wild almost everywhere in the state.