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27 Cards in this Set
- Front
- Back
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What are characteristics?
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traits
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What is a small section of DNA found in chromosomes?
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genes
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What is the chemicals code that tells cells what to do?
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DNA
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What is the DNA shaped like?
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twisted spiral ladder
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DNA is made up of ____ bases?
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4
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Are you traits determined ONLY by your genes?
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NO
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When both dominat and recessive genes are expressed, the genes are _______.
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codominant
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What is true about Genetic engineering that can be confusing?
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it is both helpful and harmful
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Are traits passed from father to sons called sex-linked?
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No
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Recessive genes are NOT ALWAYS ______.
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EXPRESSED
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Are plants that show the same traits for many generations when pollinated naturally are called HYBRIDS?
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No
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Plants produced by crossing purebred plants with different forms of the sme trait are called?
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HYBRIDS
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The double helix is describing the shape of ?
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DNA
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Who is the Father of Genetics
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Gregor Mendel
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The blending of some genes is ?
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INCOMPLETE DOMINENCE
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WHICH GENETIC DISEASE CAUSES RED BLOOD CELLS TO BE HARD AND CURVED?
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SICKLE CELL ANEMIA
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Which genetic disease is marked by an extra chromosome?
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Down Syndrome
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Which genetic disease affects the lungs and digestive system?
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CYSTIC FIBROSIS
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The arrangement of genes within an organism is called ?
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geneotype
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What is the study of how traits are inherited called?
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GENETICS
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What is a chart called that shows the possible genetic outcomes for the off-spring of two parents?
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PUNNETT SQUARE
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Lines and symbols to trace a trait is called what?
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PEDIGREE
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Who discovered the shape of DNA molecules?
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Francis Crick
James Watson |
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Who discovered that traits are passed from one generation to another?
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Gregor Mendel
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Who used squares to determine genetic outcomes and probability?
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Reginal PUNNETT
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KNOW HOW A PUNNETT SQUARE WORKS AND BE ABLE TO FINISH ONE.
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SEE BOOK
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What are two possible uses for DNA testing?
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solve crimes, identify twins or soldiers
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