All are correct with src oncogene, except

Q. All are correct with src oncogene, except:

A.            oncogene product is localized in membrane

B.            src product is a protein kinase that phosphorylates tyrosine

C.            src DNA is seen in tumor tissue; not in normal cells

D.            src gene is part of Rous sarcoma RNA virus

Answer: src DNA is seen in tumor tissue; not in normal cells