Oncogenes were discovered by

Cobalt therapy and iodine therapy used in the treatment of cancer are included in which of the following?

............ are useful in destroying cancer tumors.

Which of the following statements is not true for cancer cells in relation to mutations?

Select the correct statements about cancer $:-$
$(A)$ Cancer cells show the property of contact inhibition.
$(B)$ Benign tumors normally remain confined to their original location and do not spread to other parts of the body.
$(C)$ Metastasis is the most feared property of benign tumours.
$(D)$ $X$-rays and gamma rays can lead to neoplastic transformation.
Choose the correct answer from the options given below :

An uncontrolled and undifferentiated mass of cells is known as: