bi18 - short(t Genotypes always have two letters – one...

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Genotype and Phenotype What is the difference?
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Review Words Characteristics  – are the category of a trait –  Example –  eye color, height, likes/dislikes Traits  – the physical, social, and emotional qualities of an  organism Example –  blue eyes, tall, hates carrots   Dominant Trait  – when a majority of an organism shows  the trait.   Example –  most pea plants show as tall Recessive Trait  – when a minority of an organism shows  the trait. Example –  few pea plants show as short  Alleles  – all the possible choices for a characteristic Example –  eye color – blue, brown, gray, green
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Genotype How the  genes code for a specific  trait . If the trait is  dominant  it uses a  capital  letter Example –  Tall (T) If the trait is  recessive  it uses  the  same letter but lower case Example – 
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Unformatted text preview: short (t) Genotypes always have two letters – one for dad and one for mom Types of genotype Purebred ( homozygous ) dominant – the genes only have the dominant trait in its code. Example – Dominant Tall -- TT Purebred ( homozygous ) recessive – the genes only have the recessive trait in its code. Example – Recessive short – tt Hybrid ( heterozygous ) – the genes are mixed code for that trait. Example – hybrid Tall -- Tt Phenotype The outward appearance of the trait. How an organism looks How an organism acts How an organism feels Tricks to remembering the difference between Genotype and Phenotype Genotype – deals with GENE CODE. Phenotype – deals with looks you can take a PHOTO with....
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This note was uploaded on 02/07/2011 for the course BSC 2010 taught by Professor Bowes during the Spring '08 term at University of Florida.

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bi18 - short(t Genotypes always have two letters – one...

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