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categoryأحياء schoolبكالوريوس event_available2026-07-13

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1. On paper, replicate the following segment of DNA: 5' ATCGGCTACGTTCAC3' 3' TAGCCGATGCAAGTG5' a. Show the direction of replication of the new strands and explain what causes lagging and leading strands to show different patterns of replication. b. Describe the actions of all of the enzymes involved in replication of a DNA molecule. 2. The following sequence represents triplets on DNA: mRNA codons tRNA anticodon TAC CAG ATA CAC TCC CCT GCG ACT a. Give the mRNA codons and tRNA anticodons that correspond with this sequence b. Using this piece of DNA, show a deletion, an insertion, a substitution, and nonsense mutations. Which ones are frameshift mutations? (Use the universal code to determine this.) 3. Explain which type of operon is functioning here. How would another operon differ from this? 1-1-1

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