Question

which best describes traits controlled by multiple alleles?
○ traits expressed by two genes
○ traits influenced by genes along with environmental factors
○ traits controlled by three or more different forms of a gene
○ traits inherited from both parents

Explanation:

Traits controlled by multiple alleles are those controlled by three or more different forms of a gene. Inheritance from both parents is a general concept of heredity, traits influenced by genes along with environmental factors are polygenic - environmental traits, and traits expressed by two genes is a simple - genetic concept not related to multiple alleles.

Answer:

traits controlled by three or more different forms of a gene