Heredity vocab schoo
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 characteristic that an organism can pass on to its offspring through its genes
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| heredity | The passing of traits from parents to offspring
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| purebred | an organism that always produces offspring with the same form of a trait as the parent.
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| gene | segment of DNA that codes for a specific trait
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| alleles | different forms of a gene
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| recessive alleles | an allele that is masked when a dominant allele is present
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| hybrid | an organism that has two different alleles for a trait; it is heterozygous
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| genetics | the study of heredity
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| dominant | allele whose trait always shows up in the organism
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| probability | the likelihood that a particular event will occur
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| punnett square | a chart that shows all the possible combinations of alleles that can result from a genetic cross
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| genotype | an organism's genetic makeup
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| phenotype | an organism's physical appearance
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| codominance | condition in which neither two alleles is dominant or recessive
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| homozygous | having two identical alleles for a trait
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| heterozygous | having two different alleles for a trait
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| incomplete dominance | each allele has its own degree of influence
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| hetero | other
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| homo | same
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| di/diplo | two
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| variation | any difference between individuals of the same species
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| pedigree | a diagram that shows the occurrence of a genetic trait in several generations of a family
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| dihybrid | hybrid involving two genes
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| self-pollination | the transfer of pollen from the anther to the stigma of the same flower
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| cross pollination | The transfer of pollen from an anther of the flower of one plant to a stigma of the flower of another plant
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Created by:
gryffindorprefect123
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