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Chapter 6, Unit 2

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
incomplete dominance   a condition in which neither allele for a gene completely conceals the presence of the other; it results in intermediate expression of a trait  
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codominance   the condition in which both alleles for a trait are equally expressed in a heterozygote; both alleles are dominant  
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heterozygous advantage   a survival benefit for individuals who inherit two different alleles for the same trait  
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continuous variation   a range of variation in one trait resulting from the activity of many genes  
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polygenic trait   a trait that is controlled by more than one gene  
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linked genes   genes that are on the same chromosome and that tend to be inherited together  
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sex-linked trait   a trait controlled by genes on the X or the Y chromosome  
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bioinformatics   a field of study that deals with using computer technology to create and analyze large databases of information  
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genomics   the study of genomes and the complex interactions of genes that result in phenotypes  
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genetic profile   the complete genotype of an individual, including various mutations  
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