Genetics' terms
- Created by: Viktorija
- Created on: 25-02-13 17:02
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- Genetics
- Gene
- a section of DNA that determines a single characteristic of an organism
- Genotype
- the genetic constitution of an organism
- Alleles
- one of the different forms of a gene
- DNA
- A sequence of nucleotide bases
- Homologous chromosomes
- chromosomes that occur in pairs
- Homozygous
- allele on each chromosome is the same
- Heterozygous
- the two alleles are different
- Dominant
- the allele of the heterozygote that expresses itself in the phenotype
- Co-dominant
- two alleles both contribute to phenotype
- Recessive
- not expressed in the phenotype in heterozygous state
- Gene
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