Genetics Glossary

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A


Alleles: Alternative forms of a gene.


Amino Acid

Analog

Autosome:



B





C



Carrier:


Chimera: An organism composed of two or more populations of genetically different cells.


Chromosome


Clone:


Codominance


Codon: 3 basepairs of DNA that code for an Amino Acid in a Protein.


Consanguinity: Having at least one common ancestor in recent generations.


Crossing over



D


Dominant


Dosage effect


DNA



E


Epistatic : A gene that supresses or masks another (hypostatic) gene inhibiting it's expression.

Eumelanin

Evolution: Genetic changes in a population that occurs over time. Changes may lead a population to diverge into new species.




F




G


Gene


Genotype


H


Hemizygous

Heterozygous

Homolog

Homozygous

Hypostatic: A gene that has it's expression supressed by another epistatic or inhibiting gene.


I


Incomplete Dominant


J




K




L


Locus


M


Mutation


N




O




P


Pheomelanin


Phenotype


Punnett Square


Q




R


Recessive


S




T




U




V




W




X




Y




Z