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Genetics and DNA
Term | Definition |
---|---|
asexual | formed by, characterized by, or being a process of reproduction (as the dividing of one cell into two cells) that does not involve the combining of male and female germ cells |
alleles | any of the alternative forms of a gene that may occur at a given locus |
heredity | the passing on of characteristics (as the color of the eyes or hair) from parents to offspring |
reproduction | the process by which living things produce offspring |
recessive trait | less common trait |
dominant trait | most prominent/ common trait |
genotype | all or part of the genetic constitution of an individual or group |
phenotype | the observable properties of an organism that are produced by the interaction of the genotype and the environment |
Meiosis | the celluar process that results in the number of chromosomes in gamete-produsing cells being reduced to one half. |
gene | a unit of DNA that controls traits from each parent. |
DNA | Large organic molecule that controls genes. |
chromosome | one of the thin rod shaped or three ad like structures of a cell nucleus that divides genes. |
Mitosis | a process of cell division in which two new nuclei are formed each containing the original number of chromosomes |