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Inheritance Flashcards

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3822594761HeredityThe passing of traits from parents to offspring0
3822594762GeneticsThe study of how traits are passed from parents to offspring.1
3822594763HybridNot purebred; heterozygous2
3822594764Dominant TraitA genetic factor that blocks another genetic factor3
3822594765Recessive TraitA genetic factor that is blocked by the presence of a dominant trait.4
3822594766GeneA section on a chromosome that has genetic information for one trait.5
3822594767AlleleDifferent forms of a gene6
3822594768PhenotypeHow a trait appears or is expressed7
3822594769GenotypeThe two alleles that control the phenotype of a trait8
3822594770HomozygousTwo alleles of a gene are the same9
3822594771HeterozygousTwo alleles of a gene are different.10
3822594772Punnett squareA model used to predict possible genotypes and phenotypes of offspring.11
3822594773PedigreeFamily tree chart or model to shows inherited traits12
3822594774Incomplete dominanceWhen the offspring's phenotype is a combination of the parents' phenotype13
3822594775CodominanceWhen both alleles can be observed in a phenotype14
3822594776Polygenic inheritanceWhen multiple genes determine the phenotype of a trait15
3822594777DNAAn organism's genetic material16
3822594778Nucleotidemolecule made of a nitrogen, base, a sugar, and a phosphate group17
3822594779ReplicationProcess of copying a DNA molecule to make another DNA molecule18
3822594780RNAA type of nucleic acid that carries the code for making proteins from the nucleus to the cytoplasm.19
3822594781transcriptionThe process of making mRNA from DNA20
3822594782TranslationThe process of making a protein from RNA21
3822594783MutationA change in the nucleotide sequence (DNA code) of a gene22
3822594784CarrierOrganism has the gene but does not show the trait.23

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