3. Most of the traits expressed in a person's phenotype are determined by Is ​

A phenotype is an individual's observable traits, such as height, eye color, and blood type. The genetic contribution to the phenotype is called the genotype. Some traits are largely determined by the genotype, while other traits are largely determined by environmental factors.

HOPE THIS HELPS

the answer would be 3

i'm sorry, but can you list the answers? i cannot with something i don't know the answers to

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chris