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Genetics Vocab Wheel
Basic genetic vocab
| Question | Answer |
|---|---|
| homozygous | having two of the same alleles, aa |
| heterozygous | having one of each allele, Aa |
| allele | one form of a gene, A or a |
| gene | portion of your DNA that codes for a certain trait, the gene for freckles |
| phenotype | physical expression of a gene,ie, what it looks like, having a widow's peak |
| genotype | the two letter combination of a gene, aa |
| recessive | trait expressed only if you receive two recessive alleles, aa, attached earlobes |
| dominant | trait expressed if there is at least one dominant allele, AA or Aa, tasting the PTC paper |