adenine (A) uracil (U) guanine (G) cytosine (C) The nitrogenous bases of RNA are the same as DNA except RNA has uracil instead of thymine.
Celery (Apium graveolens) is a cultivated plant, variety in the family Apiaceae, commonly used as a vegetable. Depending on location, either its stalks, or its hypocotyl, are eaten and used in cooking.In North America the dominant variety most commonly available in trade is celery, Apium graveolens var.elery is used around the world as a vegetable. In North America for the crisp petiole (leaf stalk). In Europe the hypocotyl is used as a root vegetable. The leaves are strongly flavoured and are used less often, either as a flavouring in soups and stews or as a dried herb.
So, celery sticks and ribs are not stems. They are part of the leaf, in fact, they are the leaf stalk, which is also called petiole. There are other ways to determine this too. If you cut the celery rib across you can see many veins in it, and they are arranged as a U.o, celery sticks and ribs are not stems. They are part of the leaf, in fact, they are the leaf stalk, which is also called petiole. There are other ways to determine this too. If you cut the celery rib across you can see many veins in it, and they are arranged as a U.