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| The different forms of a gene. Y and y are different alleles of the gene that determines the seed color |
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| A trait expressed preferenly over anither trait |
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Definition
| Offspringof a cross between true breeding plants , homozygous for the trait of intrest |
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Definition
| Offspring of a cross involving the F1 generation |
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Definition
| The genetic constitution of an organism with respect to a trait. Yellow seedsare dominate, but yellow seeded plants could have genotype of either YY or Yy. |
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Definition
| Differing alleles for a trait in an individual such as Yy. |
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Definition
| Both alleles for a trait are the same in an individual.They can be homozygous dominant (YY) or homozygous recceive (yy) |
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| Heterozygous; usually reffering to the offspring of two true-breeding (homozygous) individuals differing in the traits of interest |
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Definition
| Cross involving parents differing in only one trait. |
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| Change in DNA sequence of a gene to some new, heritable form. Genearlly, but now always a reccessive allele |
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Definition
| The physical apperance of an organism with respect to a trait. |
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Definition
| The opposite of dominant. a trait that is preferenlly masked. |
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Definition
| A gene coded on a sex chromosome, such as the X-chromosome linked geneof flies and man |
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