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Chapter 5 Section 1
Term | Definition |
---|---|
Heredity | The passing of traits from parents to offspring |
Genetics | The scientific study of heredity |
Fertilization | The joining of a sperm and an egg |
Purebred | The offspring of many generations that have the same traits |
Gene | The set of information that controls a trait; a segment of DNA on a chromosome that codes for a specific trait |
Alleles | The different forms of a gene |
Dominant Adele | An allele whose train always shows up in the organism when the allele is present |
Ressive Allele | An allele that is masked when a dominant allele is present |
Hybrid | An organism that has two different alleles for a trait; an organism that is heterogeneous for a particular trait |
Trait | A characteristic that an organism pass on through its genes |