Question

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ᴡʜᴀᴛ ɪs ᴏɴᴄᴏɢᴇɴᴇs??​

Answer 1

Answer:

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• A gene that is changed form of a gene involved in normal cell growth.

• Oncogenes may cause the growth of cancer cells.In certain circumstances,they can transform into a tumuor cell.

Answer 2

a gene which in certain circumstances can transform a cell into a tumour cell.