It has also been used as a term for a hangover, with the sufferer's groans of discomfort being humorously likened to a wailing cat. It may refer to: 1  Worbey & Farrell, previously known as Katzenjammer, a British piano musical comedy duo.  Katzenjammer (band), a Norwegian pop/folk band.
Zinc (Zn) is one of the eight essential micronutrients. It is needed by plants in small amounts, but yet crucial to plant development. In plants, zinc is a key constituent of many enzymes and proteins. It plays an important role in a wide range of processes, such as growth hormone production and internode elongation.
Zinc in diet. Zinc is an important trace mineral that people need to stay healthy. Of the trace minerals, this element is second only to iron in its concentration in the body. Zinc is found in cells throughout the body. It is needed for the body's defensive (immune) system to properly work. It plays a role in cell division, cell growth, wound healing, and the breakdown of carbohydrates. Zinc is also needed for the senses of smell and taste. During pregnancy, infancy, and childhood the body needs zinc to grow and develop properly.