The process of transformation of normal cells | vedclass

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Question

(D) The transformation of normal cells into cancerous cells is known as carcinogenesis. This process is induced by various agents:$1$. Physical agents

Vedclass · Accepted Answer

All of the above

Vedclass · Answer

(D) The transformation of normal cells into cancerous cells is known as carcinogenesis. This process is induced by various agents:$1$. Physical agents: Ionizing radiations like $X$-rays and gamma rays,and non-ionizing radiations like $UV$ rays cause $DNA$ damage,leading to neoplastic transformation.$2$. Chemical agents: Carcinogens present in tobacco smoke are major causes of lung cancer.$3$. Biological agents: Oncogenic viruses contain viral oncogenes that can transform normal cells into cancerous cells.Since physical,chemical,and biological agents can all induce cancer,the correct option is $D$.

The process of transformation of normal cells into cancerous cells is induced by:

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