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A&P Lab 204

Principles of Heredity

Actual genetic makeup Genotype
chromosomes determining male/femaleness Sex Chromosomes
situation in which an individual has identical alleles for particular trait homozygous
genes not expressed unless they are present in homozygous condition recessive
expression of genetic trait phenotype
situation in which an individual has different alleles making up his genotype for a paticular trait heterozygous
genes for the same trait that may have different expressions Alleles
chromosomes regulating most body characteristics autosomes
the more potent gene allele; masks the expression of the less potent allele Dominant
Created by: 15718739