The term "phenotype" refers to the observable physical properties of an organism; these include the organism's appearance, development, and behavior. ... Phenotypes also include observable characteristics that can be measured in the laboratory, such as levels of hormones or blood cells.

What is a simple definition of phenotype?

A phenotype is an individual's observable traits, such as height, eye color, and blood type. The genetic contribution to the phenotype is called the genotype. Some traits are largely determined by the genotype, while other traits are largely determined by environmental factors.

What is phenotype in your own words?

Phenotype is defined as the physical and psychological characteristics of an organism from both genetics and environment, or a group of organisms having like traits. An example of phenotype is a group of organisms which are all affected in the same ways by nature and nurture.