2.5

Question 1

Mutation

Answer 1

A change in the DNA, or the genetic code of the cell, is called a mutation

Question 2

Genetic disease

Answer 2

Genetic diseases are from harmful mutations, it changes the way protein is produced, which changes how the body functions

Question 3

cystic fibrosis

Answer 3

Genetic disease that affects many parts in the body. Common symptom is a buildup of thick mucus in the lungs

Question 4

Cancer

Answer 4

Harmful mutation, cells divide very rapidly and uncontrollably

Question 5

Benign tumours

Answer 5

Masses of cells that grow but stay in one place and usually don’t interfere with normal functioning of tissues or organs

Question 6

Malignant tumours

Answer 6

Invade surrounding tissues and organs and affects them

Question 7

metastasis

Answer 7

The spread of cancer cells away from the original location

Question 8

carcinogen

Answer 8

Any substance that can cause cancer

Question 9

What are some causes of cancer

Answer 9

Asbestos, certain pesticides, x-rays, viruses found in tobacco

Question 10

Chemotherapy

Answer 10

Involves using drugs to stop cancer cells from dividing

Question 11

Give 2 facts about one genetic mutation: cancer, cystic fibrosis or diabetes

Answer 11

• cancer: cells divide rapidly and uncontrollably, mutation in the genes that control the cell division process go crazy
  -diabetes: body does not produce insulin effectively, high blood sugar levels