Blood Type Distributions
History of Forensic Analysis
100

The 4 categories of blood.

What is A, B, AB, & O?

100

The time period when blood splatter analysis was first used.

What is 1890's?

200

The 2 types of categories all blood types fall in.

What is - & +?

200

The location in which blood splatter analysis (BPA) was first used.

What is Europe?

300

The most common blood type.

O+

300

The time blood splatter analysis was recognized in America.

What is 1950's?

400

The rarest blood type

What is -AB?

400

The first use of Blood Splatter Analysis (BPA) in America.

What is 1956?

500

The system in which blood is categorized.

What is ABO system?