Genetic Principles

Question 1

Outward expression of gene

Answer 1

Phenotype

Question 2

Examples of a homozygous genotype

Answer 2

AA, BB, OO

Question 3

Chromosome ___ houses A and B genes

Answer 3

9

Question 4

In which chromosome houses the Rh gene?

Answer 4

Chromosome 1

Question 5

Hardy-Weinberg formula

Answer 5

p² + 2pq + q² = 1

p + q = 1

Question 6

What law states that normal, healthy individuals posses ABO ab to the ABO ag absent from their RBCs

Answer 6

Landsteiner’s law

Question 7

Common blood group to least common blood group

Answer 7

O - A - B - AB

Question 8

Who proposed the multiple allele theory?

Answer 8

Bernstein

Question 9

Gene product to form H antigen, and the immunodominant sugar

Answer 9

Alpha-2-L-fucosyltransferase

L-fucose

Question 10

Gene peoduct to produce A antigen, and the immunodominant sugar:

Answer 10

Alpha-3-N-acetylgalactosaminyltransferase

N-acetyl-D-galactosamine

Question 11

Gene product to produce B antigen, and the immunodominant sugar:

Answer 11

Alpha-3-D-galactosyltransferase

D-galactose

Question 12

The gene responsible for He and Se is _________

Answer 12

Chromosome 19

Question 13

How to teport this reaction:

Strong reaction
Clear background
Red cell is a solid agglutinate

Answer 13

+4

Question 14

How to report this reaction:

Weak reaction
Many medium-sized agglutinates
Clear background

Answer 14

+2