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.
Fresh-cut blooms in Manhattan's flower district often cost less than in the city's florists and delis. Credit Jenn Ackerman/The New York Times. 1  Manhattanâs century-old flower district occupies little more than a block of West 28th Street, between Avenue of the Americas and Seventh Avenue, whittled down over the years by soaring real estate prices and condominium encroachment. 2  5 A.M. O.K. â kidding on the start time.