Genetics 2 and Biotechnology
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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| carrier | a person that has inherited a recessive allele for a genetic trait or mutation but does not display that trait or show symptoms of the disease
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| sex-linked gene | a gene that is located on a sex chromosome
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| incomplete dominance | a condition in which a trait in an individual is intermediate between the phenotype of the individual's two parents because the dominant allele is unable to express itself fully
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| codominance | a condition in which both alleles for a gene are fully expressed
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| multiple alleles | more than two alleles for a genetic trait
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| autosome | any chromosome that is not a sex chromosome
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| gel electrophoresis | method of separating various lengths of DNA strands by applying an electrical current to a gel
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| stem cell | a cell that can divide for long periods of time while remaining undifferentiated
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| genotypic ratio | expected number of offspring that possess a certain combination of genes
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| phenotypic ratio | expected number of offspring that possess a particular physical characteristic
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| DNA fingerprinting | a pattern of DNA characteristics that is unique, or nearly so, to an individual organism
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| genetic engineering | a technology in which the genome of a living cell is modified for medical or industrial use
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| chromosomal analysis | a test that evaluates the structure and number of a person's chromosomes in order to detect any abnormalities
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| genome | the complete genetic material contained in an individual or species
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| karyotype | an image of all of the chromosomes in a cell
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| sex chromosome | one of the pair of chromosomes that determine the sex of an individual (X or Y)
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Created by:
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