Quiz 2 Flashcards
(10 cards)
1
Q
Dominant Gene
A
The one that is expressed
2
Q
Recessive Gene
A
The one that is not expressed.
3
Q
Homozygous
A
An organism has two identical alleles at the gene locus.-
TT or tt
4
Q
Heterozygous
A
An organism has two different alleles at the gene locus. (Tt)
5
Q
Allele
A
An alternate form of gene
6
Q
Genotype
A
The alleles an individual receives at fertilization.
7
Q
Phenotype
A
The physical appearance of the individual.
8
Q
Gregor Mendel
A
The founder of Genetics
9
Q
Law of Segregation
A
- Factors separate during the formation of gametes.
- Each gamete contains only 1 factor from a pair.
- Fertilization gives each new individual 2 factors per trait.
10
Q
Law of independent assortment
A
- Each pair of factors separates independently without regard to how the others separate. Random.
- Any possible combo of factors can occur in the gametes.
