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Genetics
Term | Definition |
---|---|
Genes | Factors that control traits. |
Hybrid | An organism that has two different alleles for a trait. |
Probability | A number that describes how likely it is that an event will occur. |
Punnett Square | A diagram that shows all the possible outcomes of a genetic cross. |
Phenotype | An organism's physical appearance. |
Genotype | An organism's genetic make-up or allele combination. |
Chromosome Theory of Inheritance | Genes are carried from parents to offspring on chromosomes. |
Mutation | Any change in a gene or chromosome. |
Traits | The physical characteristics studied in genetics. |
Alleles | Different forms of a gene. |
Homozygous | An organism that has two identical alleles for a trait. |
Heterozygous | An organism that has two different alleles for a trait. |
Codominance | Alleles are neither dominant or recessive. |