a change in the neculotide base sequence of a gene or DNA

One set of Instructions for an inherited trait

Chromosomes that have the same sequence of genes and the same structure

the process of selecting organisms with desired traits to be parents of the next generation

An organism's genetic makeup, or allele combinations.

An organism's physical appearance, or visible traits.

An organism that is genetically identical to the organism from which it was produced

threadlike structures made of DNA molecules that contain the genes

A characteristic that an organism can pass on to its offspring through its genes.

The number of different species in an area