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heredity
science
| Term | Definition |
|---|---|
| heredity | Passing of traits from parents to offspring |
| Trait | specific characteristic of an individual |
| Punnett Square | diagram showing the gene combinations that might result from a genetic cross |
| Genes | Chemical factors that determine traits |
| Proteins | amino acids |
| genetic engineering | Process of making changes in the DNA code of living organisms |
| DNA | A complex molecule containing the genetic information that makes up the chromosomes. |
| Asexual | having no sexual attraction to others |
| Reproduction | the process by which organisms make more of their own kind |
| artificial selection | human intervention in the form of selective breeding |
| Chromosomes | threadlike structures made of DNA molecules that contain the genes |
| sexual | A reproductive process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents |
| selective breeding | the human practice of breeding animals or plants that have certain desired traits |
| Allele | Different forms of a gene |
| Mutation | A change in a gene or chromosome. |
| Phenotype | An organism's physical appearance, or visible traits. |
| Genotype | genetic makeup of an organism |
| Mutualism | both organisms benefit |
| Community | All the different populations that live together in an area |
| Nucleus | Control center of the cell |
| Nucleolus | Makes ribosomes |
| Vesicle | Small membrane-bound sac that functions in moving products into, out of, and within a cell. |
| Mitochondrion | bean-shaped organelle that supplies energy to the cell and has its own ribosomes and DNA. |
| Organelle | A tiny cell structure that carries out a specific function within the cell |
| Golgi Body (Apparatus) | Processes proteins and transports them |
| Eukaryote | organism whose cells contain a nucleus |
| Prokaryote | unicellular organism that lacks a nucleus |
| Mitosis | division of the nucleus |
| Meoisis | The process in which one sex cell divides into four new sex cells. |
| Osmosis | diffusion of water |
| Diffusion | The process of spread of a feature or trend from one place to another over time |
| Dominant | most important, powerful, or influential. |
| Recessive | An allele that is masked when a dominant allele is present |
| genealogy | family history |