a feature or characteristic that makes us who we are

shows up in the first generation represented by an uppercase letter

reappears in the second generation and represented by a lowercase letter

discovered the principles of heredity while studying pea plants

traces a trait through many generations of a family

contains the information that determines the traits that an organism inherits, blueprint

instructions for an inherited trait

different forms of a gene; dominant and recessive

the physical appearance

the genetic makeup of an individual and the combination of both alleles together

the mathematical chance that something will happen written as a fraction or percentage

has two alleles that are the same and can be recessive or dominant

two alleles are different and dominant trait is expressed over the recessive trait

organizes all of the possible combinations of offspring from particular parents

Made up of DNA and proteins, contains genetic information

determines the sex of the offspring

An individual that does not express a trait, but has the opportunity to pass on the allele to their offspring

A trait found on the sex chromosomes, mostly X

A trait that has both variations of alleles expressed in the phenotype