Unit 3 - handwriting, currency, impressions, blood

Front

What blood type has no antigens?

Back

Type O

Front

What is an electrostatic lifting device?

Back

A tool that charges particles within dust or light soil, which are then attracted and bonded to a lifting film.

Front

What are latent impressions?

Back

Impressions hidden to the eye but can be made visible using development techniques.

Front

What are individual characteristics in footwear or tire tread?

Back

Unique identifiers such as cuts, scratches, debris, and wear patterns.

Front

What is counterfeiting?

Back

The production of an imitation of currency, works of art, documents, and name-brand look-alikes for the purpose of deception.

Front

What is the significance of Type O blood in transfusions?

Back

Type O blood is considered a universal donor because it has no antigens that can trigger an immune response.

Front

How can latent impressions be made visible?

Back

Using various development techniques such as powders, chemicals, or lighting.

Front

What role do unique identifiers play in forensic science?

Back

They help in linking evidence to a specific individual or object, aiding in investigations.

Front

What is the difference between forgery and counterfeiting?

Back

Forgery involves creating a false document or signature, while counterfeiting specifically refers to imitating currency or branded items.

Front

What are the common methods used in counterfeiting currency?

Back

Methods include digital printing, offset printing, and using high-quality paper.