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bio chapter 11
| Term | Definition |
|---|---|
| genetics | |
| fertilization | |
| trait | specific characteristics of an individual |
| hybrid | offspring on crosses between parents with different traits |
| gene | |
| allele | |
| principle of dominance | Mendel's second conclusion which states that some alleles are dominant and others are recessive |
| segregation | separation of alleles during gamete formation |
| gamete | |
| probability | likelihood that particles that a particular event will occur |
| homozygous | having two identical alleles for a particular gene |
| heterozygous | |
| phenotype | physical characteristics of an organism |
| genotype | |
| Punnet square independent | diagram that can be used to predict the genotype and phenotype combinaciones of genetic cross |
| assortment | |
| incomplete dominance | situation in which one allele is not completely dominant over another allele |
| codominance | |
| multiple alleles | a gene that has more than two alleles |
| polygenic trait | trait controlled my two or more genes |
| homologous | term used to refer to chromosomes in which one set comes from the male parent and one set comes from the female parent |
| diploid | |
| meiosis | process in which the number of chromosomes [er cell is cut in half through the separation of homologous chromosomes in diploid cell |
| tetrad | structure containing four chromatids that forms during meiosis |
| crossing-over | |
| zygote | fertilized egg |