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9 Vocabulary
Term | Definition |
---|---|
Homozygous | having two of the same alleles of a gene |
Phenotype | how genes are expressed; what the organism actually looks like |
Allele | pair of alternate forms of a gene |
Mutation | a change in the original genetic sequence |
Homologous Chromosome | matching chromosomes (one from mom, one from dad) |
Punnett Square | a tool used to predict the outcome of a genetic cross |
Codominance | a type of genetic expression where all genes are expressed equally (no dominant or recessive) |
Genotype | the genetic makeup of an organism |
Gene | the basic unity of heredity |
Heterozygous | having two different alleles for a gene |