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genetics vocab
| Term | Definition |
|---|---|
| Genetics | the study of heredity( from parents to offspring |
| Heredity | trait is passed on from one generation to the next |
| Alleles | alternative form of a gene |
| Trait | characteristic or property |
| Dominant | allele is present/ expressed |
| Recessive | allele is hidden/ not expressed |
| Genotype | genetic makeup |
| Phenotype | physical appearance |
| Homozygous | same (pure) |
| Heterozygous | different |
| Punnett square | diagram that shows the results of any cross |
| Mutation | sudden change in the structure/ amount of genetic material, which is caused by mutagens |
| Autosome(s) | body chromosomes (22 pairs) |
| Sex chromosome | chromosomes that directly controls the development of sexual characteristics |
| Sex-linked gene | gene that is located on a sex chromosome |
| Deoxyribonucleic Acid (DNA) | molecule that stores genetic information in all organisms |
| Ribonucleic Acid (RNA) | nucleic acid molecule that allows for the transmission of genetic information and protein synthesis |
| replication- | process by which DNA is copied |
| nitrogenous bases | organic molecule that contains the element nitrogen and acts as a base |
| nucleotide | monomer that forms DNA as a phosphate group, a sugar and nitrogen containing base |
Created by:
janelmartinez