Question

multiple select question select all that apply brown eye color requires which of the following? phenylalanine, from which the melanin is made one dominant allele and two recessive alleles genes for the enzymes that synthesize the pigment melanin need help? review these concept resources.

Explanation:

Brown eye - color is determined by the presence of melanin. Melanin is synthesized from phenylalanine by enzymes whose production is controlled by genes. The inheritance of eye - color alleles is more complex than a simple one - dominant - allele and two - recessive - alleles model.

Answer:

Genes for the enzymes that synthesize the pigment melanin, Phenylalanine, from which the melanin is made