Genetic 2 Flashcards
1
Q
Genotype
A
What gene (letters) the organism has
2
Q
Phenotype
A
Physical characteristics
What it looks like
3
Q
Incomplete dominance
A
Partial expression of both alleles (mix)
4
Q
Co-dominance
A
Both alleles are fully expressed
5
Q
Genotype for A blood type
A
Can be AA or Ai
6
Q
How to tell if a pedigree is x-linked dominant
A
All daughters of an affected male will be affected.
Affected female will have usually half the children be affected
No carriers
7
Q
How to tell if a pedigree is x-linked recessive
A
Males are more likely to be affected
Tends to skip a generation
Can have carriers
8
Q
Ratio of offspring for a dihybrid cross with two heterozygous parents
A
9:3:3:1
