6.2 The Structure of DNA
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23 questions
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- Q1What are the basic units of DNA called?NucleotidesEnzymesProteinsAmino acids30s
- Q2What is the sugar component of DNA called?FructoseDeoxyriboseRiboseGlucose30s
- Q3What is the phosphate group component of DNA called?PhosphateNitrogenous baseHydrogenSugar30s
- Q4What are the four nitrogenous bases of DNA?Alanine, valine, leucine, isoleucineSerine, threonine, cysteine, methionineAdenine, guanine, cytosine, thyminePhenylalanine, tyrosine, tryptophan, histidine30s
- Q5What is the process called that copies the genetic information in DNA to make a new DNA molecule?TranscriptionReplicationTranslationMutation30s
- Q6What is the process called that involves transcribing DNA into RNA and then translating the RNA into a protein?Gene expressionTranslationTranscriptionReplication30s
- Q7Who used X-ray crystallography to create detailed images of DNA fibers?Francis CrickRosalind FranklinErwin ChargaffJames Watson30s
- Q8Who proposed the double helix model of DNA structure?Linus PaulingRosalind FranklinErwin ChargaffJames Watson and Francis Crick30s
- Q9Who discovered that the amounts of adenine and thymine in DNA are always equal, and the amounts of guanine and cytosine are always equal?Erwin ChargaffRosalind FranklinJames WatsonFrancis Crick30s
- Q10Who used the data from Franklin's X-ray crystallography to create a model of DNA structure?James Watson and Francis CrickRosalind FranklinLinus PaulingErwin Chargaff30s
- Q11Who won the Nobel Prize in Physiology or Medicine in 1962 for discovering the structure of DNA?Rosalind FranklinErwin ChargaffLinus PaulingJames Watson, Francis Crick, and Maurice Wilkins30s
- Q12What is the arrangement of DNA called in which the two strands are oriented in opposite directions?AntiparallelDiagonalParallelSpiral30s
- Q13What type of bond holds the two strands of DNA together?Hydrogen bondVan der Waals bondCovalent bondIonic bond30s
- Q14What is the base pairing rule of DNA?Adenine pairs with adenine and guanine pairs with guanineAdenine pairs with guanine and cytosine pairs with thymineAdenine pairs with thymine and guanine pairs with cytosineAdenine pairs with cytosine and guanine pairs with thymine30s
- Q15What is the complementary base to adenine in DNA?CytosineAdenineGuanineThymine30s