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15 Cards in this Set
- Front
- Back
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what nucleotide pair bonds would be found in a DNA molecule
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Guanine and cytosine
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The backbone of DNA molecules is made of what
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Phosphate molecules and deoxyribose sugar
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What are ribosomes made of
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RNA and protein
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Who were the first to suggest that DNA has a shape of a double helix
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Watson and Crick
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What occurs when part of one chromosome breaks off and is added to a different chromosome
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translocation abnormality
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In DNA what is a key feature that allows DNA to be copied
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The pairing of nitrogen bases
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What is the process by which a DNA molecule is copied
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Replication
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a DNA nucleotide may be made up of what
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A phosphate group along with deoxyribose sugar and thymine
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What is formed in the process of replication
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Messenger RNA
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What can change chemical nature of DNA that are included in the mutagen classification
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X rays ,ultraviolet light ,and radioactive substances
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What is it called when a DNA segment is changed by switching some of the basis
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Point mutation
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What is it called when a DNA segment is changed when one base is taken
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Frameshift mutation
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thymine, adenine, guanine, cytosine are classified as what
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Nitrogen bases
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Who developed the double helix model of DNA
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It was developed by Watson and Crick, also with the help of rosalind Franklin
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Cytosine is to guanine as adenine is to
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thymine
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