Your genes are made of sequences of DNA that contain the information necessary for your cells to function and grow properly. Genes contain instructions that tell a cell to make a specific type of ...

How does a proto-oncogene cause cancer? In the early twentieth century, a tumor-causing virus called the Rous sarcoma virus (retrovirus) was discovered. 3 Host cell proto-oncogene (c-src) and Rous ...

Astronomers have spotted some of the first galaxies ever to form. These so-called proto-galaxies existed over 11 billion years ago and their discovery supports the “cold dark matter” model of how the ...