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Linked Genes can be separated from each other in meiosis if it __________ occurs.
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Crossing Over
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WHen triats do not appear according to the expected ratio in offspring __________ may have occured.
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Mutation
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When a peiece of chromosome attaches itself to a nonhomologus chromosome, the resulting mutation is called a__________________.
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Translocation
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A mutation in which an entire chromosome is lost during meiosis is called __________.
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Deletion
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A Change In an organisms DNA is called ___________.
Spontaneous changes in genetic material are called ____. |
Mutation
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_________ tecnology is making it possible to cure genetic disorders.
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Genetic Screening.
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A person who is heterozygous for a recessive disorder is called a _________.
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Carrier
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By Studing A _________, genetic couselors can study how a trait was inherited over several generations.
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Pedigree
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A genetic disorder resulting in defective blood clotting is ________.
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Hemophilia
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A trait that is determined by a gene that is only found on the X chromosome is said to be __________.
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X Linked Genes
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In Humans, the Genetic Disorder cause by an extra 21 chromosome is called ____________.
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Down Sydrome
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The condition that results in the loss of an entire chromosome is called _________.
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Monosomy.
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The Failure of replicated chromosomes to sepearte is called ________.
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Nondisjunction
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Sickel Cell Anemia Is Herited By _________.
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Autosomal Recessive
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