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Search Results for dna - All Grades

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Grade 12 DNA, RNA, and Genetics
Which enzyme could be used to join two DNA fragments?
  1. DNA ligase
  2. DNA polymerase
  3. DNA recombinase
  4. DNA endonuclease
College DNA, RNA, and Genetics
Grade 10 DNA, RNA, and Genetics
Which mode of information transfer usually does not occur?
  1. DNA to DNA
  2. DNA to RNA
  3. DNA to protein
  4. All occur in a working cell.
Grade 9 Macromolecules
DNA is a
  1. carbohydrate.
  2. fatty acid.
  3. lipid.
  4. nucleic acid.
Grade 7 Anatomical Organization
Which of the following best describes how the human body is organized, from the largest to the smallest structure?
  1. DNA, chromosomes, cells
  2. chromosomes, DNA, cells
  3. cells, DNA, chromosomes
  4. cells, chromosomes, DNA
Grade 11 DNA, RNA, and Genetics
Which is the sequence of the transfer of information in most organisms?
  1. protein to DNA to RNA
  2. RNA to DNA to protein
  3. DNA to RNA to protein
  4. RNA to protein to DNA
Grade 7 Defining Words
DNA
  1. having little or no concern for oneself, esp. with regard to fame or money
  2. a record kept by law-enforcement authorities of a person's arrests and convictions
  3. a long macromolecule that contains the material that transfers genetic characteristics in all life forms
  4. the act, process, or accident of varying in condition, character, or degree
Grade 11 DNA, RNA, and Genetics
What is DNA replication?
  1. the copying of double-stranded DNA
  2. the copying of single-stranded DNA
  3. the deletion of two DNA strands
  4. the folding of DNA strands
Graduate Cell Structure and Function
What passes through the nuclear pores?
  1. RNA
  2. DNA
  3. DNA and RNA
  4. None of these
Grade 10 DNA, RNA, and Genetics
Grade 6 Nature and Science (Stories)

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Grade 11 DNA, RNA, and Genetics
The component of DNA replication that separates DNA strands is
  1. sliding clamp.
  2. polymerase.
  3. SSB.
  4. primase.
  5. RNase H.
  6. helicase.
  7. ligase.
Grade 9 DNA, RNA, and Genetics
Grade 9 DNA, RNA, and Genetics
DNA replication produces two DNA molecules,
  1. each with two new strands.
  2. one with two new strands and the other with two original strands.
  3. each with one new strand and one original strand.
  4. each with two original strands.
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