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Inheritance & Variance Traits Vocabulary
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Allele One of a pair of genes that determine a specific trait
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Chromosome A structure located in the nucleus of a cell, made of DNA, that contains the genetic information needed to carry out cell functions and make new cells.
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Dominant Trait In a pair of alleles, the one that, if present, determines the trait
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Genotype The set of genes carried by an organism
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Heredity Passing of traits from one generation to another
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Heterozygous Refers to having two different alleles for a specific gene
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Homozygous Having identical pairs of genes for any given pair of hereditary characteristics.
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Mutation A random change in a gene
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Phenotype The physical appearance of an organism
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Proteins A class of organic compounds found in living things that are essential for life
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Punnett Square A table used to predict what traits offspring will have, based on what traits the parents have
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Recessive Trait In a pair of alleles, the one that is masked if a dominant allele is present
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Traits Trait is a characteristic you inherit or a distinguishing characteristic or feature.
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