A strand of DNA has the base sequence of AGCCAT (written in the 5' to 3' direction). What is the base sequence for the complementary strand in the 5' to 3' direction? a. TCGGTA b. UCGGUA c. TACCGA d. ATGGCT
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A strand of DNA has the base sequence of AGCCAT (written in the 5' to 3' direction). What is the base sequence for the complementary strand in the 5' to 3' direction?
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- The sequence of one strand of DNA is ACCTGC. What is the sequence of the complimentary strand of DNA? A. ACCTCG B. TGGACG C. UGGAGC D. ACCUGCWhich part of the DNA is broken in a double strand break? a. Hydrogen bonds between bases b. Covalent bonds between the base and the sugar c. Covalent bonds between the base and the 2'-OH group d. Covalent bonds between the 3'OH of one nucleotide and the 5' phosphate of the next nucleotideHow is each new nucleotide added to the growing end of a DNA strand? a. A dehydration reaction joins the monomer to the new strand b. By using DNA polymerase c. Both of the above d. A hydrolytic reaction joins the monomer to the new strand
- What do genetic engineers use to create the “sticky ends” needed to splice two fragments of DNA together? a.) an amino acid sequence b.) DNA ligase c.) restriction enzymes d.) mRNAWhich helps prevent errors in DNA replication? A) Complementary base pairing reduce errors B) DNA ligase checks the DNA for errors C) DNA is located in the ribosomes D) Any base can pair with any other baseRefers to the two strands of DNA double helix. Please choose one answer only. A. Nicks B. Templates C. Chromosomes D. Genes
- If a strand of DNA has the sequence CGGTATATC, then the complementary strand of DNA has the sequence (a) ATTCGCGCA. (b) GCCCGCGCT. (c) GCCATATAG. (d) TAACGCGCT.How are nucleotides connected to each other in a single strand of DNA? A. The nitrogenous bases and acids link the separate nucleotides into a chain. B. The phosphate group of one nucleotide binds to the sugar on the next nucleotide. C. The hydroxy group of one nucleotide stabilizes the phosphate group of the adjacent nucleotide. D. The sugar of one nucleotide binds directly to the sugar of the adjacent nucleotide.Choose the combination of answers that most accurately completes the statement.As a general rule, the fi rst codon on a the DNA template strand that signals the start for a protein is a. TAC c. ATG b. AUG d. UAC
- Make a simple illustration to relate the different kinds of DNA to its function.What are major functions that DNA polymerase performs? A. unzips the DNA strand and makes the new nucleotides B. proof reads the new DNA strands for errors and corrects them C. bonds the nucleotides together forming the new DNA strand D. A, B, and C E. A and B F. B and C G. A and CTake this strand of DNA and a) Transcribe it, then b) Translate it.TAC GCA GTA ACA GGC CCT ATCa)b)