Blood Types
Blood Type Evidence
Blood Typing Procedure
Factual or Inferential?
100

The number of possible blood types in the ABO and Rh blood group system.

What is 8?

100

She is the likely source of blood at Exhibits B, H2, and K.  

Who is Mrs. Smith?

100

The antibody that was added to well A to check for the presence of A antigens.

What is antibody A?

100

Based on the blood type evidence, Mary Ann Abot’s blood was found on the front room floor.

What is Inferential?

200

This blood type carries none of the three possible antibodies.

What is  blood type AB+?

200

They are the possible source of blood found on the Axe.

Who are Henry Bawer and Anton Geisler?

200

The apperance of the blood indicating agglutination has occurred.

What is cloudy

200

The blood on the Hammer is blood type B-.  Mrs. Smith’s Blood type is also B-.

What is Factual?

300

Individuals with these blood types have Rh antibodies

What are blood types A-, B-, AB-, and O-?

300

Mary Ann’s blood type was found at these Exhibits.

Where is Exhibit A and H1?

300

The purpose of this step in the procedure is to avoid cross contamination.

What is use a clean toothpick?

300

The blood drops at Exhibit J probably belong to Anton Geisler because he seems the most guilty.

What is Inferential?