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Heredity 8th Grade

basic vocab for 8th grade Ohio

the passing of physical characteristics from parents to offspring heredity
the scientific study of heredity genetics
the pattern of heredity in which the dominant allele completely covers up the recessive allele complete dominance
a specific characteristic of an organism trait
factors that control a trait genes
the different forms of a gene alleles
When this allele is present, it is always expressed in the organism. dominant allele
This allele is hidden whenever the dominant allele is present. recessive allele
This organism has two different alleles for a trait (heterozygous) hybrid
This organism has two of the same alleles for a trait (homozygous) purebred
the pattern of heredity in which neither allele is recessive & the phenotypes of both alleles are expressed equally in the organism codominance
the father of genetics Gregor Mendel
describes the genotype of an organism that has two identical alleles for a trait (purebred) homozygous
describes the genotype of an organism that has two different alleles for a trait (hybrid) heterozygous
an organism's genetic makeup or alleles genotype
an organism's physical appearance phenotype
Created by: 2HelpUNScience