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Vocabulary- Heredity

TermDefinition
Gregor Mendel the monk who studied pea plants are researched heredity and genetic traits
Heredity the passing of inherited characteristics from generation to generation.
DNA the chemical code inside each cell that determines a persons traits. A-T, C-G
Dominate Trait a genetic trait that appears in the first generation (child) and covers the recessive trait
Recessive Trait a weaker trait covered up by a dominant trait in the first generation. It shows up in the 2nd (grandchild) or later generations.
Gene one set of instructions for an inherited trait on the chromosomes.
Alleles a different form of the same gene (ex, hair color) that control on inherited trait.
Genotype the genes and inherited instructions for organism. Not all can be seen.
Phenotype the physical inherited characteristics that can be seen in organisms, such as hair, eye, and skin color.
Punnett Square a chart that can predict all the possible combinations of offspring from particular parents.
Pedigree Chart a diagram used to trace inherited traits through many generations of a family.
Homologous Traits interning two of the same genes for a genetic trait (pure breed) example: BB for brown eyes and bb for blue eyes
Heterogeneous Traits interning two different genes for a genetic trait (hybrid) example: Bb for brown eyes
Created by: diamondd_x3