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16 Cards in this Set
- Front
- Back
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Heredity |
The passing of traits from parents to offspring |
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Dominant |
A gene that masks the expression (hides) the other gene |
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Recessive |
A gene that is hidden in a pair of genes |
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Gene |
A unit of heredity information that controls a trait |
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Chromosome |
Rod shaped structure in the nucleus that carries genetic information |
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Heterozygous |
One dominant and one recessive gene in a pair if genes ex. Rr |
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Homozygous |
Two genes that are the same in a pair ex. RR, rr |
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Genotype |
The pair of alleles for a given trait ; the genetic makeup of an individual |
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Phenotype |
The trait that is expressed in an individual |
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Genetics |
The study of heredity |
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Allele |
Each form of a gene for a given trait; different versions a gene for a trait |
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Purebred |
Another word for homozygous |
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Hybrid |
Another name for heterozygous |
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Principle of dominance |
Principle stating one gene in a pair can prevent another gene from being expressed |
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Principle of segregation |
Principle stating pairs of genes in the parent cel separate when gametes are formed |
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Principle of independent assortment |
Principlr stating two or more pairs if genes separate individually when gemetes are formed |
