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| Carbon ring structure that contains one or more atoms of nitrogen. |
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| DNA is composed of two strands twisted together. |
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| Without DNA replication, new cells would have only half the DNA of their parents. |
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| Brings instructions from DNA in the nucleus to the cell´s factory floor, the cytoplasm. |
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| In the nucleus, enzymes make RNA copy of a portion of DNA strand. |
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| Binds to the mRNA and uses the instructions to assemble the amino acids in the correct order. |
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| Is the supplier transfer RNA delivers amino acids to the ribosome to be assembled into a protein. |
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| Biochemists began to crack the genetic code when they discovered that a group of three nitrogenous bases in mRNA code for one animo acid. |
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| Process converting information in mRNA into a sequence of amino acids in a protein. |
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| Occur in all living organisms, but they are especially common in plants. |
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| A mutation in which a single base is added to or delete from DNA. |
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| A change in a single base pair in DNA. |
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| Can be errrors in replication, transcription, cell division, or by external agents. |
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| Any agent that can cause a change in DNA, Including radiation, chemicals, and even high temperatures. |
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