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Science Heredity

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Term
Definition
Gregor Mendel   an Austrian Monk who experiments on "pea plants  
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Mendel's Laws of Heredity   inherited traits are controlled by genes that occur in pairs called alleles  
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P Generation   (true breeding parents)  
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F Generation   (Hybrids) all plants have purple flowers  
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Gene   factor that controls a trait  
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Dominate Traits   traits that are expressed  
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Recessive Traits   traits are covered up or masked  
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Heredity   the passing of genetic material (traits) from parent to off spring  
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Punett Squares   shows how crosses are made  
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Probality   the chances percentages that something will occur  
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Genotype   the types of Genes (Alleles) present Ex. Bb,Tt,Rr,Ff  
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Phenotype   what it looks like Ex. Tall, blue eyes, Red hair  
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Homozygous   how of same alleles Ex.TT, aa, ff, BB, RR  
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Heterozygous   two different alleles Ex.Rr, Tt  
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Dominate   a term applied to the trait (allele) that is expressed  
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Recessive   a term applies to a trait that is only expressed when the second allele is the same  
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