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Genetic Crosses

TermDefinition
Mendels 1st Law Each characteristic is controlled by a pair of alleles. These alleles separate at gamete formation so that each gamete only contains one gene.
Mendels 2nd Law During gamete formation, each member of a pair of alleles is equally likely to combine with either of another pair of alleles.
Allele Different types of the same gene
Homozygous Chromosomes that have the same alleles for a certain gene
Heterozygous Chromosomes that have different alleles for a certain gene
Locus The position of a gene on a chromosome
Linked Genes Genes on the same chromosome
Sex Linked Genes Genes on sex chromosomes
Dominant The allele that gets expressed over the other allele
Recessive The allele that is not expressed in the heterozygous condition
Progeny The offspring of a cross
Genotype The genetic makeup of chromosomes
Phenotype The physical appearance of expressed genes
Created by: user-1777339
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