Biology

9th -

10thgrade

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DNA and Protein Synthesis

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  • 1. Multiple Choice
    1 minute
    1 pt
    What is a codon?
    a sequence of 3 amino acids
    a sequence of three nitrogen bases
    a sequence of 3 enzymes
    a sequence of 3 proteins
  • 2. Multiple Choice
    1 minute
    1 pt
    The DNA nucleotide is composed of three parts. Which two components make up the nucleotide backbone?
    ribose sugar and base
    ribose sugar and phosphate group
    nitrogen base and deoxyribose sugar
    deoxyribose sugar and phosphate group
  • 3. Multiple Choice
    10 seconds
    1 pt
    Which type of RNA delivers the genetic code to the ribosome?
    tRNA
    mRNA
    rRNA
    tmRtmRNA
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