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25 Cards in this Set
- Front
- Back
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Law of Independent Assortment |
Random distribution of allele occurs during gamete formation. |
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Pedigree |
A diagram that traces the inheritance of a particular trait through several generations. |
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Codminance |
Both alleles are expressed in the heterozygous condition. |
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Epistatsis |
One allele hides the effects of another allele |
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Multiple Alleles |
An inheritance patterned determined by ore than two allele. |
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Genetic Recombination |
The new combination of genes produced by crossing over and independent assortment. |
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heterozygous |
A genotype that has two different alleles. |
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Recessive |
A trait that is masked in the heterozygous genotype. |
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Incomplete Dominance |
The heterogeneous phenotype i an intermediate phenotype between the two homologous phenotype. |
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Carrier |
An individual that is heterozygous for a recessive disorder. |
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Genotype |
Allele pairs. |
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Homozygous |
A genotype that has two of the same alleles. |
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Sex-linked Trait |
Traits controlled by genes located on the X chromosome. |
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Nondisjuction |
Sister chromatids fail to separate during cell division. |
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Hybrid |
Heterozygous organism. |
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Dominant |
A trait that appear in the heterozygous genotype. |
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Karyotupe |
Pairs of homologous chromosomes arranged in deceasing size to produce a micrograph. |
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Law of Segregation |
Two alleles for each trait separate during meiosis. |
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Phenotype |
The observable characteristic or expression of an allele pair. |
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Telomere |
A cap on the end of chromosomes which serves to protect the end of the chromosome. |
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Polygenic Trait |
A trait expressed by the interaction of multiple pairs of genes. |
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Allele |
An alternative form of a single gene passed from generation to generation. |
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Polyploidy |
The occurrence of one or more extra sets of all chromosomes in an organism. |
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Sex Chromosomes |
The 23rd pair of chromosomes. they determine the individual's sex. |
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Autosome |
The first 22 pair of chromosomes. |
