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3 cards from this section. Quick, good the night before a test.
What is sex-linked inheritance?
Think about the relationship between genetics and our sex chromosomes.
Name one example of an X-linked disorder.
Consider common genetic disorders that affect primarily males.
What is true about X-linked disorders?
Think about how inheritance works for males with only one X chromosome.
Hemophilia is an example of a Y-linked disorder.
Recall the chromosome involved with hemophilia.
A mother is a carrier for color blindness (X^c) and the father has normal vision (X^C). Create a Punnett square to show the offspring's genotypes and phenotypes.
Pay close attention to how X-linked inheritance works when setting up your square.
Evaluate how the inheritance of hemophilia might impact family planning for a couple if the wife is a carrier.
Think about how the genetic risk can impact family decisions.
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