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14 Cards in this Set

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  • Back
mutiple alleles
3 or more forms of a gene that code for a single trait
sex-linked gene
a gene that is carried on the x or y chromosome
carrier
a person who has 1 reccesive allele for a trait and 1 dominant allele, but does not have the trait
gentic disorder
an abnormal condition that a person inherits through genes or chromosomes
amniocentesis
a technique by which a small amount of the fluid that surrounds a developing baby is removed, the fluid is analyzyed to determine whether the baby will have a gentic disorder
selective breeding
the process of selecting a few organisms with desired traits to serve as parents of the next generation
inbreeding
a selective breeding method in which two individuals with identical or similar sets of alleles are crossed
hybridization
a selesctive breeding method in which two gentically different individuals are crossed
clone
an organism that is gentically identical to the organism from which it was prouduced
pedigree
a chart or "family tree" that tracks which members of a family have a particular trait
karyotype
a picture of all the chromosomes in a cell arranged in pairs
gentic engineering
the transfer of a gene from the DNA of one organism into another organism, in order to produce an organism with desired traits
gene therapy
the insertion of working copies of a gene into the cells of a person with a gentic disorder in the an attempt to correct the disorder
genome
all of the dna in 1 cell of an organism