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What are the "rungs" of the DNA ladder made of?
a. amino acids
b. pairs of nucleotides
c. sugar-phosphate groups
d. ribonucleic acids
e. nucleic acids
Answers: 3
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Amolecule of one atom of carbon and two atoms of oxygen would be written oco? осо, o co2 o 200
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Anton created a chart listing different types of materials. which best complete the chart?
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When rutherford performed his metal foil experiment, he was surprised that most of the alpha particles
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Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.
Answers: 1
What are the "rungs" of the DNA ladder made of?
a. amino acids
b. pairs of nucleotides
...
b. pairs of nucleotides
...
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