Here are some questions people have asked about this topic. Click the question to read the answer!       What is DNA for?     What is DNA made of?     Who are Francis Crick and James Watson?     What is the difference between a genotype and a phenotype?     Are all humans the same in one way or are we all completely different?     How is DNA used in criminal investigations?     Does food have DNA?     What is the difference between DNA and RNA?     What is a nucleotide?     Ask your own question about DNA!   Ask a different question!

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