Read the following statements and select the correct option.
Statement I: Cancer cells appears to have lost the property of contact inhibition.
Statement II: Ionising radiations like UV rays and Non Ionising radiations like X rays and gamma rays cause DNA damage leading to neoplastic transformation.

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Statement I is correct, Statement II is incorrect.

Statement I is incorrect, Statement II is correct.

Both statements I and II are correct.

Both statements I and II are incorrect.

answer is A.

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Detailed Solution

Normal cells show a property called contact inhibition, by virtue of which contact with other cells inhibits their uncontrolled growth. Cancer cells appear to have lost this property. As a result of this, cancerous cells just continue to divide, giving rise to masses of cells called tumors.

Ionising radiations like X-rays and gamma rays and non-ionising radiations like UV cause DNA damage, leading to neoplastic transformation.

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