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Heredity (Genetics (Phenotypes are the observable characteristics of an…
Heredity
Recessive traits
Recessive traits can be carried in a person's genes without appearing in that person. For example, a dark-haired person may have one gene for dark hair, which is a dominant trait, and one gene for light hair, which is recessive.
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Dominant traits
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Alleles one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
Alternative forms of a given gene are called alleles, and they can be dominant or recessive. When an individual has two of the same allele, whether dominant or recessive, they are homozygous. Heterozygous means having one each of two different alleles.
Genetics
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Genetics is the study of genes, genetic variation, and heredity in living organisms.
Genotypes are the part of the genetic makeup of a cell, and determines one of its characteristics.
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