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.
Tennessee State Flower. Iris germanica or Iris is the state flower of Tennessee state of the U.S. Iris is a large flower with purple or white flowers, native to central and southern Europe. Iris flowers are brilliant spring flowers, and the best-known and loved garden plants. Common names of the Iris germanica are Rhizomatous iris, Bearded iris, German iris, Iris kochii.