A pair of genes that control a trait is referred to as?
-
an allele
- recessive
- dominant
- a hybrid
The correct answer is: A
Explanation
Alleles contribute to the organism's phenotype, which is the outward appearance of the organism. Some alleles are dominant or recessive. When an organism is heterozygous at a specific locus and carries one dominant and one recessive allele, the organism will express the dominant phenotype
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