ACTIVITY: 3032D
BUILDING DNA
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Materials Needed:
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Several of each:
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Four different colored gumdrops or other material that a toothpick can be inserted
into
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Toothpicks
Instructions:
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Designate each color of gumdrops a different base (A=red, T=green, for example)
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Designate the toothpicks as the bonds between the bases
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Give the students a list of bases that ranges from 10 to 15 bases long
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The students will then lay out the sequence using the gumdrops and the sticking
toothpicks into the sides
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The students must then decide the complimentary pair for each base and connect it to the
given base
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(to make a double helix other toothpicks must be used on the outer sides of the bases to
connect the pairs of bases together in a rotating matter).
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