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4.1
Chapter 4.1 Vocabulary
| Term | Definition |
|---|---|
| Heredity | passing of physical characteristics from parent to off spring |
| Trait | different form of a characteristic |
| Genetics | the scientific study of heredity |
| Fertillization | process where a new organism begins to form when egg and sperm join together |
| Purebred | offspring of many generation that have the same trait |
| Gene | factors that control a trait |
| Alleles | different form of gene |
| Dominant | one whose traits always show up in the organisms when alleles are present |
| Recessive | one whose traits are always hidden in the organisms when alleles are present |
| Hybird | organisms who has two different alleles for a trait |