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Matching Worksheet V
the number vocabulary
| Question | Answer |
|---|---|
| Heredty | Transmission of genetic traits from parent to offspring |
| Genetics | Study of heredity |
| Monohybrid Breedihg | Cross involving one pair of contrasting traits |
| True-Breeding | Displaying only one form of a particular trait in offspring |
| Allele | An alternative form of a gene |
| Dominant | Genetic trait that is expressed when it's allele is homozygous or heterozygous |
| Recessive | Genetic trait that is not expressed when the contrasting form of the trait is present |
| Homozygous | Refers to an individual with two identical alleles for a trait |
| Heterozygous | Refers to an individual with two different alleles for a trait |
| Genotype | The genetic make up of an organism is indicated b its set of alleles |
| Phenotype | Observable characterstics of an organism |
| Punnet Square | Diagram used by biologist to predict the outcome of a genetic cross |
| Test Cross | A genetic cross of an individual whose phenotype is dominant but whose genotype is unknown |
| Probility | The likelihood that a specificevent will occur |
| Codominance | Condition in which both alleles for a gene are expressed when present |
| Multiple Alleles | The existence of more than two alleles |
| Polygenic Trait | Characteristic of an organism that is influenced by several genes |
| P Generation | The first two individuals that mate in a genetic cross |
| F1 Generation | The first offspring from a cross of two varieties in the parental(P) generation |
| F2 Generation | The offspring from crosses among indiciduals of the F1 generation |
| Incomplete Dominance | Condition in which a trait in an individual is intermediate between the phenotype of its two parents |