Multiple Choice
The structure of RNA differs from DNA in that:
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7. DNA and Chromosome Structure
DNA Structure
Back7. DNA and Chromosome Structure
DNA Structure
- Multiple ChoiceThe bases in DNA (and RNA) are more accurately described as _____ bases.5views
- Multiple ChoiceWhich of the following is a key structural feature of a DNA molecule?4views
- Multiple ChoiceIn the double helix structure of DNA, how many hydrogen bonds hold adenine and thymine together?4views
- Multiple ChoiceWhich type of bond is primarily responsible for holding the two strands of DNA together in the double helix structure?5views
- Multiple ChoiceDNA is made of four different bases: _______, _______, _______, and ______. Which of the following lists correctly names all four bases found in DNA?5views
- Multiple ChoiceWhich components make up the backbone of a DNA molecule?6views
- Multiple ChoiceWhich of the following best describes the component of DNA labeled with an X in the diagram, if X is pointing to the phosphate group?4views
- Multiple ChoiceWhich structural characteristic best describes a DNA molecule?4views
- Multiple ChoiceWhich component of the DNA double helix forms the backbone of each strand?3views
- Multiple ChoiceWhich of the following pairs of double-stranded DNA molecules would have the lower melting temperature, and why?4views
- Multiple ChoiceIn a DNA molecule, the phosphate serves which of the following functions?4views
- Multiple ChoiceWhich of the following statements about the basic structural features of DNA is true?5views
- Multiple ChoiceWhat is the common name for deoxyribonucleic acid?3views
- Multiple ChoiceWhat do the letters DNA stand for?4views