1a. A blood sample is mixed with anti-A serum. Clumping and grittiness is observed. What are all possible blood types of the samples 1b. What are all...

1a. A blood sample is mixed with anti-A serum. Clumping and grittiness is observed. What are all possible blood types of the samples

1b. What are all the possible genotypes for this person?

1c. Another sample from the same person is mixed with an anti-Rh serum. Clumping and grittiness is not observed. What does this tell you about this person’s Rh factor?

2. Why should you not re-use toothpicks in the blood typing exercise?

3. A student, Maria, has type O blood and her sister has type AB. What are the genotypes of their parents?