Genetics 8th Grade Word Scramble
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Term | Definition |
Genetics | The scientific study of heredity |
Heredity | The pass of traits from parents to young |
Trait | A characteristic or feature of an organism |
DNA | A neucleic acid that stores all the information needed for a cell to function |
Chromosome | A threadlike structure that is made of of DNA and proteins; a series of genes |
Karyotype | A visual picture of a set of chromosomes |
Gene | A section of a chromosome carrying the information for a specific trait |
Dominant Trait | A trait that prevents the showing of another trait |
Recessive Trait | A trait that is hidden by the presence of a dominant trait |
Genotype | The genetic makeup of an organism; the genes |
Phenotype | The inherited appearance of an organism; the looks |
Punnett square | A chart that shows all the possible combinations of traits among the offspring of a cross |
Purebred | An organism that has two of the same forms of a trait |
Hybrid | An organism that is produced by a cross of parents that have different forms of a trait |
Incomplete dominance | A condition in which neither trait of a pair is dominant or recessive (Also called "blending") |
Sex chromosomes | The two chromosomes that determine sex |
X-chromosome | A sex chromosome found in the cells of both males and females |
Y-chromosome | A sex chromosome found only in the cells of males |
Sex-linked trait | A trait that results from a gene that is found on one of the sex chromosomes |
Meiosis | Cell division in which sperm or eggs are made |
Mitosis | Cell division in which daughter cells are formed that are just like the parent cell |
Selective breeding | The crossing of plants or animals having the most useful traits to produce offspring that have the combined useful traits of the parents |
Genetic engineering | The transfer of genes from one organism to another |
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HoraitisScience
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