Rous sarcoma virus was identified when a scientist discovered that a virus passing between chickens was causing their tumors.The genome of this retrovirus includes the src gene, which encodes a tyrosine kinase that functions in signaling pathways leading to proliferation.The src gene is a

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The src gene is a proto-oncogene because it normally plays a role in cell signaling pathways that regulate cell growth and division. When altered or overexpressed, it can lead to uncontrolled cell proliferation, characteristic of cancer.

Rous Sarcoma Virus Was Identified When a Scientist Discovered That