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2b1 herdity
vocabulary
| Term | Definition |
|---|---|
| genetics | study of how traits are passed from parent to offspring |
| heredity | passing of traits from parent 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 | likehood or chance of something happend |
| purebred | two identical alleles BB bb |
| hybrid | two different alleles Bb |
| 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 BB bb purebred |
| heterozygous | 2 identical alleles BB hybrid |
| pedigree | diagram shows how a trait is passed through several generations of a family |