Unit 7 Test: DNA
Quiz by Philip Gasser
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40 questions
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- Q1What molecule stores genetic information in a cell?Users enter free textType an Answer30s
- Q2Which of the following is NOT a role of DNA?Transmitting information between generationsCopying informationPurchasing informationStoring information30s
- Q3Griffith's experiment showed that...DNA is the genetic materialBacteria can go through a process called transformationHe hates miceViruses are used for transfection30s
- Q4To determine that DNA was the transformative factor, and the genetic material, this scientist(s) tested the dead S-strain over and over again, removing a different molecule each time.Users re-arrange answers into correct orderJumble30s
- Q5The structure of DNA was solved using an image from X-ray diffraction taken by...CrickRosalind FranklinWatsonLinus Pauling30s
- Q6Who published the paper showing the 3D structure of DNA in 1953?Users sort answers between categoriesSorting30s
- Q7Hershey and Chase used what type of virus to show that DNA is the main transferred genetic material in all things.Users re-arrange answers into correct orderJumble30s
- Q8What are the main observations made by Franklins X-ray image?The nucleotides go in the center of the helixAll other answersThere are two strands of DNADNA is a helix30s
- Q9A nucleotide does NOT containa phosphate grouppolymerasea nitrogen base groupa 5-carbon sugar30s
- Q10Finish the sentence... Because of base pairing in DNA, the percentage ofUsers link answersLinking30s
- Q11The table in Figure shows the results of measuring the percentages of the four bases in the DNA of several different organisms. Some of the values are missing from the table. Based on Chargaff’s rule, the percentages of guanine bases in chicken DNA should be...Users enter free textType an Answer30s
- Q12The “backbone” of the double helix structure is made of...thymine and sugarphosphate and sugaradenine and thymineadenines and sugar30s
- Q13The two strands of DNA are held together by ______________ bonds.Users enter free textType an Answer30s
- Q14Which of the following forms a base pair with thymine (T)?Users enter free textType an Answer30s
- Q15The two strands in DNArun in perpendicular directions.run in random directions.run in antiparallel directions.run in the same direction.30s