Genetic Terms Quiz

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A sequence of bases on a DNA molecule that codes for a protein (polypeptide) which results in a characteristic.
Gene
1 of 10
A different version of a gene.
Allele
2 of 10
The alleles an organism has
Genotype
3 of 10
The characteristics the alleles produce
Phenotype
4 of 10
An allele whose characteristic appears in the phenotype even when there's only one copy.
Dominant
5 of 10
An allele that only appears in the phenotype if two copies are present
Recessive
6 of 10
Alleles that are both expressed in the phenotype- neither one is recessive
Codominant
7 of 10
The fixed position of a gene on a chromosome. Alleles of a gene are focus at this location on each chromosome in a pair
Locus
8 of 10
An organism that carries two copies of the same allele
Homozygote
9 of 10
An organism that carries two different alleles
Heterozygote
10 of 10

Other cards in this set

Card 2

Front

A different version of a gene.

Back

Allele

Card 3

Front

The alleles an organism has

Back

Preview of the front of card 3

Card 4

Front

The characteristics the alleles produce

Back

Preview of the front of card 4

Card 5

Front

An allele whose characteristic appears in the phenotype even when there's only one copy.

Back

Preview of the front of card 5
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