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- 1. Multiple ChoiceWhich sequence of DNA bases would pair with this partial strand
ATG TGA CAGATG TGA CAGTAC ACT GTCGTA AGT GACCAT TCA CTG - 2. Multiple Choice
Which of the following best describes a DNA molecule?double helixcontains ribosemade of amino acidscontains Uracil - 3. Multiple ChoiceWhich of the following units are repeatedly joined together to form a strand of DNA?amino acidsnucleotidesfatty acidspolysaccharides
- 4. Multiple ChoiceIn a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount ofcytosineguaninethymineuracil
- 5. Multiple ChoiceAdenine bonds with ______________.GuanineThymineCytosineAdenine
- 6. Multiple ChoiceGuanine bonds with ______________.AdenineGuanineCytosineThymine
- 7. Multiple ChoiceWhy is DNA important?it is very small and very complicatedit's in everythingit serves as the blueprint for traits of all living thingsbecause we eat it every day for energy
- 8. Multiple ChoiceWhat are the 4 nitrogen bases?adenine, thymine, cytoplasm, and guanineadenine, thymine cytosine, and guanineadenine, thymine, cytosine, and gylceroladenine, thymine, cytosine, and glucose
- 9. 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
- 10. Multiple ChoiceWhich 2 molecules form the sides (backbone) of the DNA ladder?deoxyribose and adeninedeoxyribose and a hydrogen bonddeoxyribose and the nucleusdeoxyribose and phosphate
- 11. Multiple ChoiceWhich organelle is DNA usually found in?cell membranevacuolechloroplastnucleus
- 12. Multiple ChoiceDNA codes for...cholesterolproteinsfatty acidsa sandwich
- 13. Multiple ChoiceNucleotides are made up of a sugar, phosphate, and..?nitrogenous basenucleic acidcholesterolfatty acid
- 14. Multiple ChoiceWhich of the following is the blueprint for the production of RNA within a cell?DNAproteinATOcarbohydrate
- 15. Multiple ChoiceWhen an extra base is inserted into the DNA sequence of a gene, the protein doesn't work. Which explains why?the base increases rate of translationthe base causes DNA to be transcribed in opposite directionthe inserted base causes the codons in the sequence to be incorrect for the desired proteinthe base signals enzymes to translate DNA rather than RNA
- 16. Multiple ChoiceWhat molecules do both DNA and RNA contain?uracilnucleotidesthyminedeoxyribose
- 17. Multiple ChoiceThe DNA sequence ATCAGCGCTGGC is part of a gene. How many amino acids are coded for by this message?481220
- 18. Multiple ChoiceDNA sequence is ACAGTGC. How would this be coded on mRNA?TGTCACGUGUCACGGUGACAUCACUGUA
- 19. Multiple ChoiceWhat is the relationship between a protein, the cell, and DNA?DNA is produced by protein which is produced in the cellProtein is composed of DNA which is produced in the cellDNA controls the production of protein in the cellA cell is composed of DNA and protein
- 20. Multiple ChoiceGenetic info flows in one direction. Which best represents this flow?DNA-protein-RNAProtein-RNA-DNARNA-protein-DNADNA-RNA-protein
- 21. Multiple ChoiceWhich of the following is incorrect regarding RNA?RNA contains uracilRNA can only be found inside the nucleusRNA is single strandedRNA contains genetic information
- 22. Multiple ChoiceWhat will happen if a base sequence of a strand of DNA is changed from ATG to ATC?the mRNA will be changed from UAC to UAGThe tRNA will be changed from UAC to TACthe mRNA will be changed from TUC to TUGthe tRNA will be changed from CAU to CAC
- 23. Multiple ChoiceWhere does protein synthesis takes place?vacuoleribosomechloroplastmitochondria
- 24. Multiple ChoiceDuring protein synthesis, amino acids in the cytoplasm are picked up by molecules of __________ and taken to the ribosome.tRNAmRNAmitochondrial DNAnuclear DNA
- 25. Multiple ChoiceIf one side of the helix is CACTGG, the complementary side would beCACTGGGGTCACGTGACCGTGUCC
- 26. Multiple ChoiceAs part of its structure, a known gene contains the base sequence AATCGA. An alteration of the sequence to AACCGA is known asdeletiondisjunctionmutationsegregation
- 27. Multiple ChoiceA DNA molecule with the sequence AGCTCA was used as a template for making mRNA. What would be the sequence of that mRNA molecule?TCAGCAUCGAGUAGCUCAATGACT
- 28. Multiple ChoiceWhich cell activity must occur in order for mitosis and meiosis to take place?translocationnondisjunctionDNA replicationRNA transcription
- 29. Multiple ChoiceWhich nucleic acid carries amino acids to the ribosomes?DNAmRNArRNAtRNA
- 30. Multiple ChoiceWhat type of nucleic acid carries information from the nucleus of a cell to the cytoplasm/ribosome?DNAmRNArRNAtRNA
- 31. Multiple ChoiceSpecific proteins produced in a cell are directly related to thenumber of mitochondria in the celltypes of ribosomes in the cellsequence of sugars and phosphates in the cellsequence of nucleotides in the DNA
- 32. Multiple ChoiceWhich base is normally used in the synthesis of RNA but not in DNA?adenineuracilcytosineguanine
- 33. Multiple ChoiceWhen amino acids are bonded together, what kind of molecule do they make?nucleic acidpolysaccharidelipidprotein
- 34. Multiple ChoiceNitrogenous bases are joined by which type of bond?polar bondsionic bondscovalent bondshydrogen bonds
- 35. Multiple ChoiceWatson and Crick were the first to suggest that DNA is _____a short moleculethe shape of a double helixa protein moleculethe genetic material
- 36. Multiple ChoiceWhat is the name of 3 bases on mRNA called?genetripletcodonanticodon
- 37. Multiple ChoiceThe process of making mRNA from DNA is called.ReplicationTranscriptionTranslationProtein synthesis
- 38. Multiple ChoiceWhere does transcription take place?nucleusribosomecytoplasmsmooth ER
- 39. Multiple ChoiceThe anticodon is located onDNAmRNAtRNArRNA
- 40. Multiple ChoiceWhat amino acid is represented by the codon UUA?PhenylalanineTyrosineLeucineStop codon
- 41. Multiple ChoiceWhat amino acid is represented by the codon CAG?Aspartic AcidHistidineGlutamineMethionine
- 42. Multiple ChoiceWhat would be the tRNA anticodon for the mRNA codon CAG?GTCGUCCUGCAG
- 43. Multiple ChoiceWhat is the correct amino acid sequence for the mRNA code AUGCCAGUAUGAMet-Pro-Ala-ValMet-Pro-ValTyr-Gly-HisTyr-Gly-Arg-His
- 44. Multiple ChoiceWhich of the following places the products in the correct order that they are made in a cell?mRNA → DNA → ProteinDNA → mRNA → proteinprotein → DNA → mRNAtRNA → rRNA → DNA
- 45. Multiple ChoiceWhich shows the correct complementary base pairing for DNA?C-A, T-GA-G, C-TC-G, U-AT-A, G-C
- 46. Multiple ChoiceWhere is DNA found in this type of cell?MitochondriaNucleusCytoplasmRibosomes
- 47. Multiple ChoiceWhere is DNA found in this type of cell?MitochondriaNucleusCytoplasmRibosomes
- 48. Multiple ChoiceA monomer of DNA is called a(n)MonosaccharideAmino AcidTriglycerideNucleotide
- 49. Multiple ChoiceThe Scientific shape of DNA is called...Double HelixSpiral Staircase
- 50. Multiple ChoiceA segment of DNA that codes for a protein is called a...EnzymeMutationGeneComplimentary
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