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| the different forms of a gene, y and y are different alleles of the gene that determins seed color |
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| a trait expressed preferentially over anoter trait |
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Definition
| offspring of a cross between true breeding plants, homozygous for the trait of interest |
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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 seeds are dominate, but yellow seeded plants could have a genotyoe 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 or homozygous recessive |
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| heterozygous usually referring to the offspring of two true-breeding individuals differing in the traits of interest |
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Definition
| cross involving parents differing in only one trait |
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Definition
| change in the DNA sequence of a gene to some new, heritable form, generally but not always recessive allele |
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Definition
| the physical appearance of an organism with respect to a trait |
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Definition
| the opposite of dominant, a trait that is preferentiall masked |
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Definition
| a gene coded on a sex chromosome,such as the X-chromosome linked genes of flies and man |
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