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16 Cards in this Set
- Front
- Back
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Heredity |
Passing of physical characteristic from parent to offspring |
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Trait |
A different form of a characteristic. Tall or short stem height or yellow or green seed color |
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Genetics |
The scientific study of heredity. |
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Fertilization |
Egg and sperm join in this process. |
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Purebred |
Offspring of many generations of same trait. TT or tt |
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Gene |
Factors that control a trait. |
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Alleles |
Different forms of a gene. |
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Dominant Allele |
One whose trait always shows up in the organism when the allele is present. (T) |
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Recessive Allele |
Is hidden whenever the dominant allele is present. (t) |
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Hybrid |
Organism that has two different alleles of a trait. (Tt) |
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Order of generations |
P.....F1.....F2 |
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Mendel |
19th century, European Priest |
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P generation |
Parent Generation 1st generation Tall Pea crossed with Short Pea |
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F1 Generation height pea plant |
All TALL (4/4 Tt Hybrid) |
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F2 Generation height pea plant |
3/4 TALL, 1/4 Short....3 TT,Tt,Tt....1tt |
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TTxtt |
Tall purebred crossed with Short purebred |
