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12 Cards in this Set

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Incomplete Dominance

Two copies of the dominant alleles are required to see the full phenotype. Always heterozygous alleles

Codominance

Neither allele is dominant to the other; heterozygote shows both traits at once.

Blood Types

ABO blood group as three alleles of one gene

Phenotype: Genotype

A: IAIA; IAi


B: IBIB; IBi


AB: IAIB


O: ii

Sex-Linked Genes

Genes located on the sex chromosomes

X-Linked

Located on the X chromosome

Y-Linked

Located on the Y chromosome

Hemophilia

Inability to clot blood normally

Chromosome inactivation

Early female embryos randomly inactivate one x chromosome

Pedigree

A family tree that shows the inheritance of traits through several generations

Restriction enzymes

Cuts DNA into a section that is desired

Gel Electrophoresis

Separates DNA fragments on basis of their sizes