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Genetics Vocab
Question | Answer |
---|---|
Allele | one of two or more alternative forms of a gene |
DNA | a molecule that carries the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms |
Dominant Allele | an allele that is always expressed when present |
Gene | a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring |
Genotype | the genetic constitution of an individual organism |
Heterozygous | having two alleles that are different |
Homozygous | having two alleles that are the same |
Hybrid | the offspring of genetically different parents |
Inheritance | the passage of genetic material from parents to offspring |
Phenotype | the physical appearance of an organism |
Punnett Square | a diagram that shows the possible offspring of two parents |
Recessive Allele | an allele that id not expressed when the dominant allele is present |
Trait | a characteristic of an organism |