Which of the following is true of recessive sex-linked genes?
A female showing the trait will pass it on to all of her sons who will all show the trait.
A female showing the trait will pass it on to all of her daughters who will all show the trait.
A male showing the trait will pass it on to all of his sons who will all show the trait.
A male showing the trait will pass it on to all of his daughters who will all show the trait.