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20 Cards in this Set
- Front
- Back
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the passing of traits from parents to offspring |
heredity |
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the study of how traits are passed from parents to offspring |
genetics |
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a genetic factor that blocks another factor |
dominant trait |
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A genetic factor that is blocked by presence of a dominant factor |
recessive trait |
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A section on a chromosome that has genetic information for one trait |
gene |
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The different forms of a gene |
alleles |
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Geneticists call how a trait appears or is expressed, the traits |
phenotype |
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The two alleles that control the phenotype of a trait |
genotype |
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When the two alleles of a gene are the same |
homozygous |
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If the alleles of a gene are different |
heterozygous |
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A model used to predict possible genotypes and phenotypes of offspring |
punnet square |
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When the offspring’s phenotype is a combination of parents’ phenotypes |
incomplete dominence |
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When multiple genes determine the phenotype of a trait |
poly genetic inheritance |
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An organism’s genetic material |
DNA |
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A molecule made of nitrogen base, a sugar, and a phosphate group |
nucleotide |
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The process of copying a new DNA molecule to make another DNA molecule |
replication |
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A type of nucleic acid that carries the code for making proteins from the nucleus to cytoplasm |
RNA |
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The process making mRNA from DNA |
transcription |
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The process of making a protein from RNA |
translation |
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A change in the nucleotide sequence of a gene |
mutation |
