Paper 2: Inheritance Flashcards
1
Q
Phenotype [definition]:
A
The observed characteristics due to the genotype and the environment
2
Q
Genotype [definition]:
A
The genetic combination of an organism
3
Q
Homozygous [definition]:
A
Both alleles for the gene are the same
4
Q
Heterozygous [definition]:
A
The alleles for the genes are different
5
Q
Alleles [definition]:
A
Different forms of the same gene
6
Q
Gamete:
A
Sex cells- Carries one allele of the gene
7
Q
What is the ratio of two heterozygous characteristics in a dihybrid cross?
A
9:3:3:1
8
Q
Co-dominance [definition]:
A
Where each allele/ feature is equally dominant
9
Q
In a co-dominant gene both alleles are…
A
Capital
10
Q
Epsitasis [definition]:
A
When the effect of one gene is dependent on the presence of another gene
