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- 1. Multiple Choice
The parts of DNA that provides the code for proteins are the _________.SugarsPhosphatesNitrogenous basesHydrogen bonds - 2. Multiple ChoiceWhich of the following supports the idea that the genetic code is common to all living things?All living things share similar modes of reproductionThe same adaptations help all living things survive in the same wayAll living things have identical ways of using energy for survivalAll living things contain DNA with the same nitrogenous bases
- 3. Multiple ChoiceUsing the table , which answer choice correctly identifies DNA bases X, Y, and Z?X-adenine, Y-cytosine, and Z-uracilX-adenine, Y-cytosine, and Z-thymineX-cytosine, Y-uracil, and Z-adenineX-thymine, Y-adenine, and Z-cytosine
- 4. Multiple ChoiceThe backbone of DNA is made up of what two molecules?Deoxyribose sugar and phosphate groupNitrogen base and phosphate groupDeoxyribose sugar and nitrogen baseNucleic acids and amino acids
- 5. Multiple ChoiceNucleic acids contain the genetic information for an organism. What are the monomers of nucleic acids made up of?Amino acidsMonosaccharidesGlycerol and fatty acidsNucleotides
- 6. Multiple ChoiceThe fact that a strain of yeast with a certain defective gene can use the human version of the gene to repair itself is evidence that yeast and humans -Depend on the same food supplyShare a genetic codeBoth have eukaryotic cellsHave identical genomes
- 7. Multiple ChoiceThe image shows the structure of what type molecule?A DNA moleculeA lipid moleculeA carbohydrate moleculeA protein molecule
- 8. Multiple ChoiceAll of the following statements are true of a DNA molecule except that it-is made up of lipids.contains nucleotides.stores genetic information.can be duplicated.
- 9. Multiple ChoiceWhich component of DNA holds the code for the traits of an organism?Sugars (deoxyribose)hydrogen bondsphosphate groupsnitrogenous base pairs
- 10. Multiple ChoiceName this structuredouble helixnucelotidetwisted ladderhydrogen bond
- 11. Multiple ChoiceThe Green portion of this molecule is called:the phosphate groupNitrogen baseSugar (deoxyribose)double helix
- 12. Multiple ChoiceThe Blue portion of this molecule is called:the phosphate groupNitrogen baseSugar (deoxyribose)double helix
- 13. Multiple ChoiceThe yellow portion of this molecule is called:the phosphate groupNitrogen baseSugardouble helix
- 14. Multiple ChoiceWhen does a cell replicate its DNA?All the timeBefore it divides/duplicatesBefore it diesNever
- 15. Multiple ChoiceWhere does DNA replication occur in the cell?NucleusMitochondriaCytoplasmCell Membrane
- Answer choicesTagsAnswer choicesTags