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2b1 - Heredity
vocab
| Term | Definition |
|---|---|
| Genetics | Study of how traits are passed from parents to offspring |
| heredity | Passing of traits from parents to offspring |
| Inherited | Trait you get from your parents through your genes |
| Trait | Specific characteristic or feature of an organism |
| gene | Section of DNA that helps determine a trait (hair color) |
| Allele | Type of gene (brown hair) |
| Dominant | Allele that is shown; capital letter |
| Recessive | Allele that is hidden; lowercase letter |
| genotype | genetics (BB,Bb) |
| Phenotype | Physical (Blue eyes) |
| Punnett Square | Diagram used to predict genotypes of offspring |
| Probability | likelihood or chance of something happening |
| Purebred | two identical alleles |
| hybrid | two different alleles |
| ratio | tells how many of one thing in comparison to another. |
| Mutated | DNA that has undergone a change |
| Gregor Mendall | father of genetics |
| Homozygous | 2 identical alleles |
| heterozygous | 2 different alleles |
| pedigree | diagram shows how a trait is passed through several generations of a family. |