Antihistamine drugs fall into two groups-those that block H 1 receptors and act mainly on blood vessels, and those that block H 2 receptors and act mainly on the secretion of acid in the stomach.
Biotechnology. Biotechnology, or genetic engineering, is the process of using living organisms to improve qualities of a plant by such as the plantâs ability to protect itself against damage or improving upon its ability to grow and produce.t allows for the transfer of one, or a few genes that can introduce traits such as better insect and weed control. Biotechnology at Monsanto Biotechnology is just one component of Monsantoâs three-pronged approach to delivering increased yields sustainably.
Traditional biotechnology uses the natural biological functions of organisms to help create crops and livestock, and food and drink. Now, genetic engineering-a modern biotechnology-is competing with traditional biotechnology.Genetic engineering allows scientists to replicate, improve or even completely change the natural functions of the organisms we rely on for food.xplore More about what you're eating now and what's on the table for the future! Biotechnology is the use of living organisms or other biological systems in the manufacture of products or for environmental management.