1) The following DNA sequence is ATGCGTA. What would be the complementary strand of DNA? a) UACGCAU b) TACGCAT c) GCACGGA d) CGATAGT 2) A small portion of an mRNA sequence is shown: UGAACGUAGGCA. How many codons does this sequence contain? a) 3 b) 1 c) 2 d) 4 3) If the following mRNA sequence were translated, what would be the polypeptide sequence? - AUGGGCCCAUAG a) Met - Gly - Pro - Stop b) Ser - His - Arg - Pro c) Met - Gly - Pro - Tyr d) Stop - Pro - Gly - Met 4) A DNA sequence is shown: GTAAGCTTA. What is produced when the sequence is transcribed? a) Met - Ser - Pro b) CATTCGAAT c) CAUUCGAAU d) GCTAUUCTA 5) A short mRNA sequence is shown: GUAUUCGAG. Determine the DNA sequence from which this mRNA sequence was transcribed. a) CAUAAGCAC b) CTTAAGCTA c) CATAAGCTC d) GUAUUCGAG 6) Determine the amino acid sequence that is coded for by this mRNA sequence: UCUGCUAAC a) Ser - Ala - Asn b) Met - Pro - His c) Asn - Ala - Ser d) Gly - Asn - Ala

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