29. The first codon in protein translation is called the a. stop codon b. start

Question

29. The first codon in protein translation is called the a. stop codon b. start codon c. initiation sequence d. potential codon e. triplet starter 30. What is the complementary mRNA strand to the DNA sequence CGGATCAT? a. GCCTAGTA b. GCTUAGUA c. GCCUAGUA d. GCCUAGUU e. GCCUACCC 31. The signal on the gene that causes translation to stop is the a. start codon b. termination tRNA c. stop codon d. methionine e. lysine True (A) or False (B) Questions 32. The mRNA carries its message out the nucleus into the cytoplasm 33. Essential amino acids are produced by the body. 34. Genes can be changed by mutations, which will not change the function of the proteins they produce 35. In cystic fibrosis, the most common mutation produces a non-functional protein that controls the flow of chloride ions into and out of the cell. 36. RNA polymerase makes mRNA from a DNA template. 37. Proteins have many functions within the cell. 38. A gene mutation can cause one amino ac another amino acid. id of a protein to be substituted for Matching Match the description to the disorder. 39. Mutation 40. Point mutation 41. Mutagen An environmental agent that a. can induce a mutation b. A single nucleotide mutation c. Changes in a DNA sequence

Explanation / Answer

29. Option A is correct. The first codon in protein translation is called start codon.

30. Option C is correct. The complementary mRNA strand will be GCCUAGUA

Matching

39 Mutation - change in a DNA sequence.

40 Point mutation - a single nucleotide mutation

41 Mutagen - an environmental agent that can induce a mutation.

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