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- 1. Multiple Choice
Which of the following best describes a DNA molecule?double helixcontains ribosemade of amino acidscontains Uracil - 2. Multiple ChoiceA nucleotide includes...?pentose sugarnitrogenous basephosphate groupall of the above
- 3. Multiple ChoiceIn DNA, Adenine bonds with ______________.GuanineThymineCytosineAdenine
- 4. Multiple ChoiceGuanine bonds with ______________.AdenineGuanineCytosineThymine
- 5. Multiple ChoiceWhy is DNA important?it is very small and very complicatedit's in everythingit serves as the blueprint for making proteinsbecause we eat it every day for energy
- 6. 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
- 7. Multiple ChoiceWhich shows the correct complementary base pairing for DNA?C-A, T-GA-G, C-TC-G, U-AT-A, G-C
- 8. Multiple ChoiceWhat does DNA stand for?Deoxyribonucleic acidDenitrogenous acidDeribonucleic acidDiribonucleic acid
- 9. Multiple ChoiceWhat is responsible for holding the two strands of the DNA double helix together?hydrogen bondsallelesLondon dispersion forcesdeoxyribose sugars
- 10. Multiple ChoiceName this structuredouble helixnucelotidetwisted ladderhydrogen bond
- 11. Multiple ChoiceWhich sequence of DNA bases would pair with this partial strand
ATG TGA CAGATG TGA CAGTAC ACT GTCGTA AGT GACCAT TCA CTG - 12. Multiple ChoiceWhat are the three components of a nucleotide?sugar, hydrogen, nitrogen basesugar, oxygen, nitrogen basesugar, phosphate, nitrogen basesugar, phosphate, protein
- 13. Multiple ChoiceWhich organelle is DNA usually found in?cell membranevacuoleribosomenucleus
- 14. Multiple ChoiceWhat is the significance of the sequence (order) of the Nitrogen Bases in DNA?The order of the Nitrogen Bases determines the number of chromosomes present in an organism.The order of the Nitrogen Bases determines the traits that an organism will possess (have).The order of the Nitrogen Bases determines the gender of an organism.The order of the Nitrogen Bases determines whether an organism is abiotic biotic.
- 15. Multiple Choice
Assume that you have straight hair and your sibling has curly hair. What accounts for this difference?
You have DNA and your sibling does not.
Your sequence of nitrogen bases is different than your sibling.
Your sibling has a weave.
Your sibling has a genetic mutation.
- 16. Multiple Choice
How is the instructions for your traits carried on a DNA molecule?
Sequence of the nitrogen bases
In the Deoxyribose Sugar
In the bond between the phosphate and the sugar
In the phosphate group
- 17. Multiple Choice
DNA is called the "master plan of life" because
it is like a fingerprint
it has lots of plans for you to do in your life
it contains the plans for building an organism
it can relay messages to other molecules
- 18. Multiple ChoiceName this structuredouble helixnucelotidetwisted ladderhydrogen bond
- 19. Multiple ChoiceNucleotides are made up of a sugar, phosphate, and..?nitrogenous basenucleic acidcholesterolfatty acid
- 20. Multiple ChoiceDNA replication results in two DNA molecules,each one with two original strandseach one with two new strandseach one with one new strand and one original strandone with two new strands and the other with two original strands
- 21. Multiple ChoiceA process in which DNA has the unique ability to make an exact copy of itself.ReplicationTranslationTranscription
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