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.
New York Botanical Garden. The New York Botanical Garden (NYBG) is a botanical garden and National Historic Landmark located in the Bronx, New York City. The 250-acre (100 ha) site's verdant landscape supports over one million living plants in extensive collections.