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14 Cards in this Set
- Front
- Back
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Genetics
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The study of heredity |
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Heredity |
The passing on of traits from parents to youth |
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Trait |
Characteristic |
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Gene |
a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring |
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DNA |
deoxyribonucleic acid |
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Chromosome |
a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes. |
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Allele |
one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome. |
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Gregor Mendal |
A scientist which studied heredity and DNA |
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Dominant Trait |
a trait that will appear in the offspring if one of the parents contributes it |
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Recessive Trait |
Recessive traits can be carried in a person's genes without appearing in that person |
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Phenotype |
The physical form of a gene |
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Genotype |
the genetic constitution of an individual organism. |
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Homozygous |
When both of the genes are the same |
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Heterozygous |
When both genes are different |
