Finally, some ssRNA viruses use the RNA present in the genome to. encode genes. These are called positive-strand ssRNA genomes. Alternatively, negative strand. ssRNA genomes must be copied, and the copy (or negative strand) is used for transcription. DNA and RNA viral genomes have several distinguishing features.
In sociology,  taste is an individual's personal and cultural patterns of choice and preference. Taste is drawing distinctions between things such as styles, manners, consumer goods, and works of art and relating to these. Social inquiry of taste is about the human ability to judge what is beautiful, good, and proper.
The receptors for taste are located in specialized organs called taste buds which are numerous on the surface of the epithelium covering the tongue in humans and mamals. The taste buds are also located on the papillae on the upper surface of the tongue and also on the roof of the oral cavity, the pharynx and larynx.