Multiple choice With respect to X-linked genes, males are said to be heterozygous hemizygous homozygous both homozygous and hemizygous both homozygous and heterozygous Reveal answer Fill a bubble to check yourself B Correct answer Explanation With respect to X-linked genes males are said to be hemizygous. Having some single copies of genes in an otherwise diploid cell or organism is hemizygous.