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Questions and Answers
Which process involves the synthesis of RNA using information from DNA?
Which process involves the synthesis of RNA using information from DNA?
What is the chemical nature of the genetic material?
What is the chemical nature of the genetic material?
What are the distinct units that transmit hereditary information?
What are the distinct units that transmit hereditary information?
Who first observed chromosomes while studying dividing cells under the microscope?
Who first observed chromosomes while studying dividing cells under the microscope?
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What did Miescher call the material he extracted from white blood cells?
What did Miescher call the material he extracted from white blood cells?
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What did Avery and colleagues find was able to transform the R-strain bacteria into the S-strain?
What did Avery and colleagues find was able to transform the R-strain bacteria into the S-strain?
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What did Hershey and Chase show is the genetic material of viruses?
What did Hershey and Chase show is the genetic material of viruses?
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Which form of DNA is the main form and is naturally occurring?
Which form of DNA is the main form and is naturally occurring?
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What is the biological significance of Z-DNA?
What is the biological significance of Z-DNA?
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Which type of DNA is shorter and thicker than B-DNA?
Which type of DNA is shorter and thicker than B-DNA?
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What is the process called when DNA strands separate?
What is the process called when DNA strands separate?
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Which scientist used chromatographic methods to separate and quantify the relative amounts of the four bases in DNA?
Which scientist used chromatographic methods to separate and quantify the relative amounts of the four bases in DNA?
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What did Chargaff observe about the number of nucleotides in DNA samples?
What did Chargaff observe about the number of nucleotides in DNA samples?
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What did Watson and Crick propose about the structure of DNA?
What did Watson and Crick propose about the structure of DNA?
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What holds the two strands of DNA together in the double helix?
What holds the two strands of DNA together in the double helix?
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Which technique was used to show that nucleosomes occur at 200-bp intervals?
Which technique was used to show that nucleosomes occur at 200-bp intervals?
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What did Roger Kornberg and colleagues conclude about the histone complexes in nucleosomes?
What did Roger Kornberg and colleagues conclude about the histone complexes in nucleosomes?
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What technique did Kornberg and colleagues use to demonstrate their findings about nucleosomes?
What technique did Kornberg and colleagues use to demonstrate their findings about nucleosomes?
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Which two elements did Alfred Hershey and Martha Chase label in their experiments?
Which two elements did Alfred Hershey and Martha Chase label in their experiments?
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What did Hershey and Chase conclude about the genetic material of the T2 phage?
What did Hershey and Chase conclude about the genetic material of the T2 phage?
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What is the role of reverse transcriptase in retroviruses?
What is the role of reverse transcriptase in retroviruses?
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What is the provirus in the reproductive cycle of a retrovirus?
What is the provirus in the reproductive cycle of a retrovirus?
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Which type of DNA packaging is a challenge for all forms of life?
Which type of DNA packaging is a challenge for all forms of life?
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What is the main bacterial genome called?
What is the main bacterial genome called?
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What type of proteins bind to the negatively charged DNA in eukaryotes?
What type of proteins bind to the negatively charged DNA in eukaryotes?
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What is the basic unit of chromatin structure in eukaryotes?
What is the basic unit of chromatin structure in eukaryotes?
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