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Transcript
Chapter 11 – Heredity Genetics Notes Heredity- passing of traits from parents to offspring Genetics- study of heredity Gregor Mendel-“Father of Genetics” Dominant- a trait that ALWAYS shows up & it covers up the recessive trait CAPITAL letters Recessive- trait that only shows up when there is NO dominant trait Lowercase letters Genotype- genetic makeup of a trait The letters that represent a trait Ex: TT, Tt, tt Phenotype- physical appearance & behavior of an organism Ex: Tall, short, blonde Hybrid- 2 different alleles Ex: Tt; Bb Purebred- 2 of the same alleles Ex: TT; tt; BB Heterozygous- having 2 different alleles for a trait A.k.a hybrids Homozygous- having 2 identical (same) alleles A.k.a purebreds Alleles- different forms of a trait Can be dominant or recessive Punnett Square- tool used to predict the outcome of certain traits & shows the way alleles combine
