Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Trait | a genetically determined characteristic
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| Heredity | passing of genetic traits from parent to offspring
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| Genetics | study of heredity
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| Gregor Mendel | discovered the principles of heredity while studying pea plants
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| Dominant Trait | trait observed I the first generation when parents with different traits are bred
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| Recessive Trait | appeared in the second generation after disappearing in the first generation
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| Genes | instructions for an inherited trait
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| Alleles | the different forms of genes
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| Phenotype | organism's appearance
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| Genotype | both inherited alleles formed together
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| Purebred/Homozygous | plant with 2 dominant or recessive alleles
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| Hybrid/Heterozygous | plant that has the genotype Pp
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| Probability | mathematical chance that something will happen
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| Punnett Square | chart that shows all possible combinations of alleles
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| Meiosis | process that occurs in sex cells by which chromosomes are reduced by half
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| Selective Breeding | process of selecting a few organisms with desired traits to serve as parents
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| Inbreeding | two individuals with identical or similar sets of alleles are crossed
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| Hybridization | two genetically different individuals are crossed
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| Cloning | organism that is genetically identical to the organism from which it was produced
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| DNA | genetic material that carries information about an organism and is passed from parent to offspring
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| Mutation | a change in a gene or chromosome
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| Genetic Engineering | transfer of a gene from the DNA
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Created by:
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