Phenotype. Definition. noun, plural: phenotypes. (1) The physical appearance or biochemical characteristic of an organism as a result of the interaction of its genotype and the environment.(2) The expression of a particular trait, for example, skin color, height, behavior, etc. , according to the individualâs genetic makeup and environment.Supplement. Phenotypes result from the expression of the genes of an organisms as well as the influence of environmental factors and random variation.The interaction between these factors have often been represented by the following relationship: genotype + environment + random variation â phenotype.2) The expression of a particular trait, for example, skin color, height, behavior, etc. , according to the individualâs genetic makeup and environment. Supplement. Phenotypes result from the expression of the genes of an organisms as well as the influence of environmental factors and random variation.
The oldest country in the world is Iran (formerly Persia, formerly Mesopotamia), established c. 3200 BCE. Egypt is also one of the older countries; it's pre-dynastic period da â¦ tes to c. 3100 BCE. The oldest country in the world is San Marino.
The oldest and youngest countries in the world. The median ages for the populations of every country in the world have been calculated, showing the 10 countries with the youngest citizens are all in Africa. The median age ranges from a low of about 15 years old in Uganda to over 40 in several European countries and Japan. The youngest and oldest countries are ...