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20 Cards in this Set
- Front
- Back
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Multiple alleles |
three or more forms of a gene that a code for a single trait |
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sex chromosomes |
one of the 23 pairs of chromosomes in each body cell |
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What is a Boy genotype |
XY |
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Girl's genotype |
XX |
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Sex linked genes |
Genes on the X and Y chromosomes |
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Carrier |
is a person who has one recessive allele does not have the trait |
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Genetic disorder |
abnormal condition that a person inherits through genes or chromosomes |
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Hemophilia |
sex linked disorder n which a person's blood clots very slowly or not at all |
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Cystic Fibrosis |
It is a disorder in the body producing abnormally thick mucus in the lungs and intestines |
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Sickle cell disease |
This affects hemoglobin a protein in red blood cells that carries oxygen |
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Down Syndrome |
a person's cells having an extra chromosome |
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pedigree |
a chart or family that tracks which members of a family have a particular trait |
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karyotype |
is a picture of all the chromosomes in one cell |
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selective breeding |
The process of selecting organisms with desired traits to be next generations |
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inbreeding |
involves crossing two individual have similar characteristics |
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hybridization |
breeders cross two genetically different individuals |
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clone |
an organism with the same genes as the organisms from which it was produced |
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genetic engineering |
genes from one organism are transferred into the the DNA of another organism |
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gene therapy |
it is when doctors are treating a disorder by inserting genes into a patient's cells |
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genome |
it is all the DNA in one cell of an organism |
