Answer the following questions about the text : What's DNA?
Where is DNA not found?
- blood
- saliva
- hair
- urine
What is the biological purpose of DNA?
- To carry genetic information
- To carry oxygen to cells
- To extract waste products
- To fight diseases
Why is DNA so important to Forensic Science?
- Because it is easy to find.
- Because it can be seen in the lab.
- Because it is virtually unique to each individual.
- Because it is very complicated.
How many different types of DNA can be analysed?
- 1
- 2
- 3
- 4
What is special about nuclear DNA?
- It varies in length between people.
- It is indestructible.
- It can be found easily.
- It is only passed through the mother.
What characteristics can mitochondrial DNA tell scientists about?
- Characteristics inherited from the father.
- Characteristics dissimilar between beings.
- Characteristics inherited from the female side.
- Characteristics from the grandfather.
Why is mitochondrial DNA easy to find?
- There are many copies of it in cells.
- It is shorter in length.
- It lasts longer.
- It is bigger.
What is the disadvantage of testing with mitochondrial DNA?
- It is hard to find.
- There are fewer characteristics to observe.
- It is more complicated than nuclear DNA.
- It is smaller than nuclear DNA.
How many different pieces of forensic evidence were presented in court during the Jill Dando case?
- 2
- 3
- 4
- 5
Which piece of evidence was the most conclusive?
- The gunpowder residue
- A cartridge case
- A blue/grey polyester fibre
- footwear marks
Does Barry George believe he is innocent of the crime?
- Yes
- No