There are traits like blood type and eye color, and others like speaking english or having a scar. what are the terms used to describe these different types of traits? how are each defined?

Genetics

Explanation:

The eye color of an individual; is usually determined through genes and structure of pigments surrounding the eye. This helps in controlling the light that gets into the eye. The eye color may change from blue to other different colors. The genetic chromes also contribute to the change of genes.

Although used to reason that a single gene determines genetic mutations, but the science has proven it wrong. Therefore, genetics can result in different changes in an individual’s life.

loess contribute to the flooding of rivers by providing the silt that is washed into rivers and constantly raises the bed of the rivers. this elevation above the surrounding flood plains and dams allow the river to overwhelm the dams and flood thousand of square miles of neighboring flood plains.

answer; i believe that the correct answer is ( rivers);