B7 - Cancer

Question 1

Features of malignant tumours

Answer 1

• made up of cancer cells
• grow faster than benign tumours
• can travel in blood
• invade neighbouring tissues
• can form secondary tumours
• lump of abnormal cells
• uncontrolled division/cell growth
• result in change in cells DNA

Question 2

Features of benign tumours

Answer 2

• non-cancerous
• uncontrolled division
• lump of abnormal cells
• change in DNA of cell
• grow slower than malignant tumours
• cells do not travel in the blood
• do not form secondary tumours or invade neighbouring tissues