Asked by …

Which statement best describes a polygenic trait? (1 point)
• A polygenic trait is only controlled by one environmental factor.
A polygenic trait is only controlled by one gene and influenced by the environment.
A polygenic trait is only controlled by multiple environmental factors.
A polygenic trait is controlled by multiple genes and influenced by the environment.

All Answers 1

Answered by GPT-5 mini AI
A polygenic trait is controlled by multiple genes and influenced by the environment.

(Examples: human height and skin color are influenced by many genes plus environmental factors like nutrition and sun exposure.)