| Term | Definition |
|---|
| Double Helix | Your DNA is in the shape of 2 spirals put together as a double helix |
| Bases | the four basic molecules that make up DNA |
| James Watson | a British scientist who helped Roselind Franklin |
| Maurice Wilkins | she showed some of Rosalind's work to Watson and Crick |
| Rosealind Franklind | she was the first person to photograph a DNA molecule |
| Francis Crick | a British scientist who helped Rosalind and won the Noble Prize for his dicoveries |
| Mitosis | the step by step process that ensures that the two new cells formed by cell division will be the same as the original cell |
| Purebred Plants | plants that show the same traits for many generations |
| Dominant Trait | the characteristics that is shown in the hybrid generation |
| Genotype | the genetic combination or arrangement of genes within an organism |
| incomplete dominance | when genes blend together |
| "P" Generation | the parent of the second plant |
| Gregor Meendel | An Austrian monk and scientist;also none as "Father of Genetics" |
| Recessive Trait | THE TRAIT THAT IS HIDDEN WHEN A DOMINANT TRAIT IS PRESENT |
| Phenotype | the physical appearance of an organism |
| Hybrid | when crossing purebred with 2 different forms of the same trait |
| DNA | A CHEMICAL CODE;diyoxyribonnuclac acid |
| punnett squre | a chart that shows possibilities of paricular traits that may occur |
| pedigree | A chart that traces a particular triat through many generations |
| Dowm Syndrome | a geneitc disorter usually caused by an extra chromosome; may cause diabilities,and hearing,vision,and heart problems |
| Sickle Cell Anemia | A genetic disoder that causes a person's blood cells to become hard and curved, like a farmer's sickle |
| Genetic engineering | changing a gene or moving some of one organism |
| Cystic Fibrosis | A genetic disorder that causes thick mucu to clog the lung and air passages;can also affect the digestive system |
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