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Lec#3
Lec#3
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A gene is a portion of DNA that determines a certain trait.
An allele is a specific form of a gene
Genes are responsible for the expression of traits.
Alleles are responsible for the variations in which a given trait can be expressed
AA -Aa-aa
Lec#3
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  • 6. A gene is a portion of DNA that determines a certain trait. An allele is a specific form of a gene Genes are responsible for the expression of traits. Alleles are responsible for the variations in which a given trait can be expressed AA -Aa-aa