Biology

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Bill Nye: Genes

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  • 1. Multiple Choice
    5 minutes
    1 pt
    Genes are a set of instructions in the cells in your body that determine:
    what you say.
    what you wear.
    who and what you are.
    All of the above.
  • 2. Multiple Choice
    5 minutes
    1 pt
    Most human cells have 23 pairs of ________.
    chromosomes
    genes
    DNA
    molecules
  • 3. Multiple Choice
    5 minutes
    1 pt
    _______ chemicals combine to make up DNA molecules.
    three
    four
    five
    six
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