Leukemia is defined as .........

Which of the following is a type of stomach cancer?

Ionizing and non-ionizing radiations cause damage to $DNA$ and lead to its transformation into what?

Which disease is commonly caused by tobacco smoking?

How is a cancerous cell different from a normal cell?

Select the true statements.
$I.$ Cancer can be detected by the use of antibodies against cancer-specific antigens for certain types of cancer.
$II.$ The tumor cells are surgically removed to reduce the load of cancerous cells.
$III.$ Certain chemotherapeutic drugs are used to kill the cancerous cells,but the majority of the drugs have side effects like hair loss,anaemia,etc.