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GHS Genetics
| Term | Definition | Term | Definition | Term | Definition |
|---|---|---|---|---|---|
| allele | – one of a number of different forms of a gene | heterozygous | – term used to refer to an organism that has two different alleles for the same trait | prophase | – first and longest phase of mitosis, during which the chromosomes become visible and the centrioles separate and take up positions on the opposite sides of the nucleus |
| codominance | – situation in which both alleles of a gene contribute to the phenotype of the organism | homozygous | – term used to refer to an organism that has two indentical alleles for a particular trait | recessive | – the weaker allele; always masked by the dominant allele |
| dihybrid cross | – a genetic cross between two sets of contrasting traits | incomplete dominance | – situation in which one allele is not completely dominant over another | ||
| dominant | – the term used to describe the stronger allele; allele always shown when present | monohybrid cross | – a genetic cross between one set of contrasting traits | ||
| genetics | – the study of genes and traits | phenotype | – physical characteristics of an organism | ||
| genotype | – genetic makeup of an organism | probability | – likelihood that a particular event will occur |
Created by:
cdeberry
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