Transmission: Infectious bronchitis is a very contagious poultry disease. It is spread by air, feed bags, infected dead birds, infected houses, and rodents. The virus can be egg-transmitted, however, affected embryos usually will not hatch.
Definition: Phenotype is defined as an organism's expressed physical traits. Phenotype is determined by an individual's genotype and expressed genes, random genetic variation, and environmental influences.Examples: Examples of an organism's phenotype include traits such as color, height, size, shape, and behavior.efinition: Phenotype is defined as an organism's expressed physical traits. Phenotype is determined by an individual's genotype and expressed genes, random genetic variation, and environmental influences.
The word âgenotypeâ is usually used when talking about the genetics of a particular trait (like eye colour). Phenotype is the observable physical or biochemical characteristics of an individual organism, determined by both genetic make-up and environmental influences, for example, height, weight and skin colour.e concluded the variation must be due to environmental factors and coined the terms â genotype â and â phenotype â in 1911. Genotype is the genetic make-up of an individual organism. Your genotype functions as a set of instructions for the growth and development of your body.