Cancer

Question 1

What happens in regards to cell division if changes takes place to genes?

Answer 1

• Leads to uncontrolled growth.
• And mitosis.
• Produces a tumor.

Question 2

What are benign tumors?

Answer 2

• Grows of abnormal cells Found in one area.
• Usually contained in a membrane.
• Do not invade other parts of the body.

Question 3

What are Malignant tumors?

Answer 3

• Invade neighbouring tissues.
• Move into the blood stream. Classed as a cancer.
• Once in the blood stream: spread to different p
  arts of the body and form new tumors.
  New tumors= Secondary tumors.

Question 4

What cancers are linked to genes?

Answer 4

• Breast Cancer.
  -Prostate cancer.
• ## Cancer in large intestine.

Question 5

What cancers are linked to lifestyle?

Answer 5

• Smoking: Lung cancer.
• UltraViolent light: Skin Cancer.
• ## Alcohol: Mouth and Throat cancer.

Question 6

What is radon?

Answer 6

• Radioactive gas.]
• Imcreases risk of lung cancer.
• Releases ionising radiation damages DNA in our cells.
• Causes cells to undergo uncontroled cell division/
  Leading to cancer.