Exploring Inherited and Acquired Mutations

How many copies of each gene are present in every cell of our body?

• Four

• Three

• Two

• One

What needs to happen for cancer to develop in terms of gene mutations?

• No mutations are needed

• Both copies of a gene need to mutate

• Only one copy of a gene needs to mutate

• Mutations in three copies of a gene are required

What are inherited mutations also known as?

• Dietary mutations

• Somatic mutations

• Germline mutations

• Environmental mutations

Which of the following is NOT a cause of somatic mutations?

• Inheritance from parents

• Diet

• Habits

• Environmental factors

What percentage of cancers are due to inherited gene mutations?

• 5-10%

• 1-2%

• 25-30%

• 15-20%