Question

which is not considered a sex - linked trait? purple flower color in pea plants eye color in fruit flies red - green color blindness in humans hemophilia in humans

Explanation:

Sex - linked traits are controlled by genes on the sex chromosomes. Eye color in fruit flies (associated with X - chromosome), red - green color blindness in humans (X - linked recessive), and hemophilia in humans (X - linked recessive) are sex - linked. Purple flower color in pea plants is a trait controlled by autosomal genes (not on sex chromosomes).

Answer:

purple flower color in pea plants