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| Description: More males than females have X-linked recessive genetic disorders Males have only one X chromosome and can express a single recessive allele A female heterozygote has two X chromosomes and may not show symptoms Males transmit an X only to their daughters, not to their sons Picture Stats: Views: 101 Filesize: 154.45kB Height: 1500 Width: 865 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=48665 |