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- 1. Multiple ChoiceIn DNA, Adenine bonds with ______________.GuanineThymineCytosineAdenine
- 2. Multiple ChoiceGuanine bonds with ______________.AdenineGuanineCytosineThymine
- 3. Multiple ChoiceWhich 2 molecules forms the sides (backbone) of the DNA ladder?deoxyribose and adeninedeoxyribose and a hydrogen bondsugar and the nucleusdeoxyribose (sugar) and phosphate
- 4. Multiple ChoiceWhat is responsible for holding the two strands of the DNA double helix together?hydrogen bondsallelesLondon dispersion forcesdeoxyribose sugars
- 5. Multiple Choice
Name this structuredouble helixnucelotidetwisted ladderhydrogen bond - 6. Multiple ChoiceIn a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount ofcytosineguaninethymineuracil
- 7. Multiple ChoiceNucleotides are made up of a sugar, phosphate, and..?nitrogenous basenucleic acidcholesterolfatty acid
- 8. Multiple ChoiceWhat determines the code, or information, of a DNA molecule?the shape (structure) of the nitrogen basesthe order (sequence) of the nitrogen basesthe color of the nitrogen basesthe frequency (number) of nitrogen bases
- 9. Multiple ChoiceSuppose a double-stranded DNA molecule was shown to have 15% adenine bases. What would be the expected percentage of guanine bases in that molecule?15%35%85%Not enough information
- 10. Multiple Choicewhat kind of bond holds one nucleotide to another one above it or below it?ionicglycosidichydrogenphosphodiester
- 11. Multiple Choice
Which one of these is true?
Protein is genetic material, not DNA.
Neither protein nor DNA is the genetic material.
DNA is genetic material,not protein.
Protein and DNA are genetic material.
- 12. Multiple Choice
Which one of these molecules are the carrier(s) of genetic information.
nucleic acidProteinsCarbohydratesLipids - 13. Multiple Choice
What does DNA stand for?
Deoxyribonucleic acid
Denitrogenous acid
Deribonucleic acid
Diribonucleic acid
- 14. Multiple Choice
Which of the following units are repeatedly joined together to form a DNA?
AMINO AICDS
nucleotides
fatty acids
polysaccharides
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