Cancer

Question 1

Describe the formation of a tumour.

Answer 1

The DNA of a healthy cell changes / mutates, which causes uncontrolled cell division / mitosis.

Question 2

State 2 differences between benign tumours and malignant tumours?

Answer 2

Benign tumours are often harmless, malignant tumours are harmful / dangerous / fatal.
Benign tumours stay in one place in the body, malignant tumours travel around the body.

Malignant tumours are cancerous, benign tumours are not.
Malignant tumours can form secondary tumours, benign tumours do not.

Question 3

Name 2 ways to prevent bowel cancer.

Answer 3

Having a healthy / balanced diet.
Doing regular exercise.