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CA #3 Review

CA #3 Review. The Rules. You will be divided into groups of 3 or 4 Each team will have a turn to answer a trivia question If your group answers correctly, you will earn points for that question

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CA #3 Review

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  1. CA #3 Review

  2. The Rules You will be divided into groups of 3 or 4 Each team will have a turn to answer a trivia question If your group answers correctly, you will earn points for that question If your group can’t answer the question or answers incorrectly, your turn will be passed to the next group

  3. Every 3 nt in mRNA that codes for an amino acid or is a start or stop signal Codon Click for: Answer and next Question

  4. Mendel’s law = alleles for different traits are inherited independently of one another Law of independent assortment Click for: Answer and next Question

  5. How do we write homozygous dominant genotypes? Homozygous recessive? Heterozygous? AA aa Aa Click for: Answer and next Question

  6. Which of Mendel’s conclusions explains how traits can disappear and then reappear between generations? Law of segregation (and rule of dominance) Click for: Answer and next Question

  7. What is a gene? Segment of DNA that codes for protein Click for: Answer and next Question

  8. What is the shape of DNA? Double helix Click for: Answer and next Question

  9. DNA is polymer made up of monomers called ________? Nucleotides Click for: Answer and next Question

  10. What are the base pairing rules for DNA? A = T G = C Click for: Answer and next Question

  11. In DNA replication, what enzyme is needed to unwind DNA? DNA helicase Click for: Answer and next Question

  12. DNA polymerase READS in what direction? 3’ to 5’ Click for: Answer and next Question

  13. Which 2 bases are purines? A and G Click for: Answer and next Question

  14. If a tRNA anticodon reads GCU, what is the mRNA codon? CGA Click for: Answer and next Question

  15. What do we call changes in the nucleotide sequence of DNA? Mutations Click for: Answer and next Question

  16. What is the central concept of genetics? DNA to RNA to protein Click for: Answer and next Question

  17. A gene that codes for resistance to a herbicide has been added to the genome of a plant. What will happen? Plants won’t die when herbicide is sprayed Click for: Answer and next Question

  18. Where does transcription occur? Nucleus Click for: Answer and next Question

  19. What enzyme is primarily responsible for transcription? RNA polymerase Click for: Answer and next Question

  20. True or False: Transferring normal human genes into human cells that lack them is impossible. False Click for: Answer and next Question

  21. Which type of RNA makes up the ribosome? rRNA Click for: Answer and next Question

  22. Which type of RNA carries instructions for making a protein? mRNA Click for: Answer and next Question

  23. How is pre-mRNA processed into mRNA? Capping and splicing Click for: Answer and next Question

  24. The codon AUG codes for what amino acid? Methionine Click for: Answer and next Question

  25. B = black fur, b = white fur. Give F1 genotype from crossing two heterozygous black bears. 1/4 BB 2/4 Bb 1/4 bb Click for: Answer and next Question

  26. True or False? The next amino acid being added to a growing polypeptide chain is attached to a tRNA in the A site. True Click for: Answer and next Question

  27. Name two traits that Mendel was observing in his pea plants. Plant height Flower position Pod color Pod appearance Seed texture Seed color Flower color Click for: Answer and next Question

  28. What type of organism was Mendel working with? Pea plants Click for: Answer and next Question

  29. Predicting genetic outcomes is based on ________ (or the likelihood that an event will occur). Probability Click for: Answer and next Question

  30. What’s the difference between a genotype and phenotype? Genotype = genetic makeup Phenotype = appearance or expression of trait Click for: Answer and next Question

  31. As a sample size increases, what happens to the percent deviation? Decreases Click for: Answer and next Question

  32. What are the 3 parts of a nucleotide? Deoxyribose sugar Phosphate Nitrogenous base Click for: Answer and next Question

  33. True or False? In codominance the phenotype is a blending in heterozygotes False Click for: Answer and next Question

  34. Two or more alternative forms of a gene is called an ______. (Hint: Mendel called them factors) Allele Click for: Answer and next Question

  35. What enzyme is primarily responsible for DNA replication? DNA polymerase Click for: Answer and next Question

  36. What is a pure (or true-breeding) plant? Always produce offspring with specific trait when self-pollinated Click for: Answer and next Question

  37. True or False? Punnett squares predict exactly what we will see. False Click for: Answer and next Question

  38. In a testcross, always cross the unknown organism with an organism whose genotype is _________. Homozygous recessive Click for: Answer and next Question

  39. Amino acids are joined with what type of bond? Peptide Click for: Answer and next Question

  40. This type of RNA binds to amino acids and carries them to the ribosome. tRNA Click for: Answer and next Question

  41. What is the difference between a monohybrid and dihyrid? Monohybrid = 1 trait Dihybrid = 2 traits Click for: Answer and next Question

  42. What are the short segments of DNA made in our lagging strand called? Okazaki fragments Click for: Answer and next Question

  43. Each new DNA molecule is half the original molecule and half a new strand. Semi-conservative Click for: Answer and next Question

  44. Diagram used to predict probable outcomes of inherited traits in offspring Punnett square Click for: Answer and next Question

  45. Y shaped region that results when two strands of DNA separate. Replication fork Click for: Answer and next Question

  46. Name 2 things that can cause errors in DNA replication. UV radiation Random Click for: Answer and next Question

  47. Where does translation occur? Ribosome Click for: Answer and next Question

  48. Give the complementary strand for this portion of DNA: CCTAGCT GGATCGA Click for: Answer and next Question

  49. What is it called when several ribosomes translate one mRNA at the same time? Polysome Click for: Answer and next Question

  50. What is genetic engineering? Process of altering genetic material of cells or organisms Click for: Answer and next Question

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