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Mendelian Genetics

Allele Different forms of a gene for a particular trait
Dominant Trait A trait that will appear in offspring if ONE of the parents contributes it
Genotype An organism's genetic makeup which causes its phenotype
Heredity Transmission of characteristics from parent to offspring
Heterozygous Having two different alleles for a trait, causing the organism to express the dominant trait (Bb)
Homozygous Having two identical alleles for a trait, either two dominant (BB) where the organism expresses the dominant trait or two recessive (bb) where the organism expresses the recessive trait
Offspring The organism that is produced by the parent
Phenotype Outward physical appearance of an organism caused by its genotype
Recessive Trait A trait not expressed in an organism because it is masked by a dominant trait
Recombination A REARRANGEMENT of genes during MEIOSIS
Selective Breeding When organisms are purposely mated to get desired traits
Trait A characteristic of an organism determined by its genes
Variation Characteristics of an organism that differs from members of the same species
Created by: hhazzard



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