click below
click below
Normal Size Small Size show me how
Science 7 genes
| Term | Definition | |
|---|---|---|
| Heredity | The study of passing of physical triats from one parent to another | |
| Trait | A characteristic that is determined by your genes | hair color eye color height diseases |
| genetics | The scientific study of heredity | |
| who is the father of genetics | Mendal | he studied heredity of pea plants |
| P1 | parents are crossed to start experiment | The original generation (Grandparents ) |
| F1 | generation that comes from the parents | parents |
| F2 | the generation that comes from F1 | kids |
| gene | A factor that controls a trait ( made of DNA) | |
| Allele | One section of the gene that represents a different form of a trait | |
| Domonint allele | always will show up | |
| recessive allele | only shows up when there is 2 lowecase doesn't show up otherwise | |
| purebred | an organism has two of the same alleles | |
| hybrid | organism has 2 different alleles (heterozyous | |
| heterozyous | Tt | |
| homozygous | TT or tt | |
| probability | A number that describes how likely it is that an event will occur | |
| phenotype (trait) | physical appearance or visible trait | PH is in phenotype and physical |
| Genotype (letters) | genetic makeup or allele combinations |