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Review. DNA/RNA Structure Replication Transcription Translation. During transcription, the complimentary base to adenine would be ____________. adenine thymine uracil cytosine guanine. Before cell division, the DNA makes an exact copy of itself by reproduction

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Review

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  1. Review DNA/RNA Structure Replication Transcription Translation

  2. During transcription, the complimentary base to adenine would be ____________. • adenine • thymine • uracil • cytosine • guanine

  3. Before cell division, the DNA makes an exact copy of itself by • reproduction • replication • transcription • translation

  4. During replication,the complimentary base to adenine would be ___________. • adenine • thymine • uracil • cytosine • guanine

  5. During translation, the complimentary base to guanine would be ___________. • adenine • thymine • uracil • cytosine • guanine

  6. The chemical unit of nucleic acid molecules that consist of a phosphate group, a sugar molecule, and a nitrogen base is known as: • a nucleic acid • a base • a ribosome • a nucleotide

  7. During replication, adenine joins with ___________. • adenine • thymine • uracil • cytosine • guanine

  8. The pairs of nitrogen bases in a DNA molecule are held together by __________ bonds. A) hydrogen B) peptide C) phosphate D) deoxyribose

  9. During replication, cytosine joins to _____________. • adenine • thymine • uracil • cytosine • guanine

  10. Which of the following chemical units is NOT a part of the DNA molecule? • deoxyribose • thymine • uracil • phosphate

  11. The men responsible for describing the shape of the DNA molecule wereA) Beadle and Tatum B) Schleiden and Schwann C) Watson and Crick D) Watson and Holmes

  12. During transcription, the DNA bases exposed are AAT. The complimentary bases are:A) TTA B) UUA C) UUU D) CCC

  13. Which of the following chemical units is NOT a part of the RNA molecule?A) ribose B) thymine C) uracil D) phosphate

  14. The structure of the DNA molecule is _____.A) single stranded B) double stranded C) rectangular D) triangular

  15. In RNA, the base thymine is replaced by ___________. • adenine • thymine • uracil • cytosine • guanine

  16. The DNA code is carried in the ____. A) hydrogen bonds B) proteins C) phosphates D) the sequence/ order of the bases.

  17. If the bases of a nucleic acid molecule are adenine, thymine, cytosine and guanine, the molecule is:A) amino acid B) RNA C) ATP D) DNA

  18. During translation, the complimentary base to uracil would be ____________. • adenine • thymine • uracil • cytosine • guanine

  19. The pairs of nitrogen bases in a DNA molecule are held together by __________ bonds. A) hydrogen B) peptide C) phosphate D) deoxyribose

  20. The genetic coding within a a DNA molecule is taken to the site of protein synthesis by A) tRNA B) mRNA C) ribosomes D) nucleotides

  21. The structure of the RNA molecule is ____. A) a single strand B) a spiral coil C) a choral bond D) a double helix

  22. During replication, the DNA bases exposed are AAT. The complimentary bases are: A) TTA B) UUA C) UUU D) CCC

  23. What a specific enzyme is necessary for DNA replication is ____. • RNA polymerase • DNA polymerase • Replicationase • none of these

  24. The molecule responsible for collecting specific amino acids and depositing them on the surface of the ribosomes is ____. A) tRNA B) DNA C) mRNA D) rRNA

  25. The ribosomes are the sites for ____. • making food molecules • constructing glucose • making proteins • transmitting hereditary traits

  26. One of the basic differences between a DNA nucleotide and a RNA nucleotide exists in the • kind of sugar molecules • kind of phosphate group • there is no difference • number of possible bases

  27. If a DNA triplet reads GCA, the specific tRNA molecules that are brought into play during translation will contain the following base pair sequence ____. • GCA • GCU • CGU • CGA

  28. Each mRNA codon codes for ____. • a purine • a carbohydrate • A protein • an amino acid

  29. If you had a protein molecule that has 100 amino acids in it, how many nitrogen bases did it take to code for the protein? • 300 • 33.3 • 100 • 60

  30. Chromosomes are structures that ____. • store starch • contain genetic material • store RNA • release energy

  31. What is the start signal for translation to begin? • A surge of hormone production • The codon AUG • Ribosomes releasing energy • mRNA leaving the nucleus

  32. Which of the following molecules is/are found in the nucleus? • RNA • DNA • both DNA and RNA • none of these

  33. The building of a RNA molecule by a strand of DNA is called • transcription • translation • replication • duplication

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