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Summary

There are two major steps in making a protein. The first is transcription, where the information coded in DNA is copied into RNA. The RNA nucleotides are complementary to those on the DNA: a C on the RNA strand matches a G on the DNA strand.

The only difference is that RNA pairs a nucleotide called uracil (U), instead of a T, with an A on the DNA.

A protein machine called RNA polymerase reads the DNA and makes the RNA copy. This copy is called messenger RNA, or mRNA, because it delivers the gene's message to the protein-producing machinery.

Copyright status

This image is public domain because it was first published by the National Institutes of Health.

Source

http://publications.nigms.nih.gov/thenewgenetics/chapter1.html

File history

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Date/TimeThumbnailDimensionsUserComment
current16:59, 25 October 2007Thumbnail for version as of 16:59, 25 October 2007600 × 369 (262 KB)AshcraftThere are two major steps in making a protein. The first is transcription, where the information coded in DNA is copied into RNA. The RNA nucleotides are complementary to those on the DNA: a C on the RNA strand matches a G on the DNA strand. The only dif

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