Stuffed, But Hungry For More?

Watch the animated video, adapted from NOVA's "Secret of Life".

©1995, 2002 WGBH Educational Foundation. All rights reserved. Adapted from NOVA: "Secret of Life".

This video illustrates the process of protein synthesis, starting with chromosomal DNA inside the cell's nucleus. A gene is transcribed into messenger RNA (mRNA), which leaves the nucleus and binds to the protein synthesizing machinery, called ribosomes, in the cytoplasm. There, other RNAs, called transfer RNAs or tRNAs that attach to the mRNA and build a chain that will fold into a functional protein.

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