Here's a breakdown:

* Phenotype encompasses all the observable characteristics of an organism, including:

* Morphology: The organism's form and structure (e.g., size, shape, color, number of limbs).

* Physiology: How the organism's body functions (e.g., metabolism, behavior, development).

* Behavior: The organism's actions and reactions to its environment.

* Genotype: This refers to the organism's genetic makeup, which is the blueprint for its phenotype.

* Environment: The environment also plays a role in shaping an organism's phenotype.

In essence, the phenotype is the visible expression of the genotype and its interaction with the environment.