Biology for IGCSE & O level - Inheritance (Section 4 - No. 10)
Which statement accurately describes the concept of sex-linked traits?
Traits determined by genes located on the autosomes.
Traits influenced by environmental factors.
Traits determined by genes located on the sex chromosomes.
Traits that affect only one sex.
Forklaring
Sex-linked traits are determined by genes present on the X or Y chromosomes. Since the Y chromosome is small and contains fewer genes, most sex-linked traits are X-linked.