Answer :
The finding that would rule out the x-linked hypothesis to determine if a newborn boy has an x-linked genetic disorder is C. both brothers and sisters have the disorder though neither parent does.
What is a hypothesis?
It should be noted that a hypothesis simply means a proposed explanation about a particular topic.
The x linked hypothesis recognizes the Barr body in female cells. In this case, the finding that would rule out the x-linked hypothesis to determine if a newborn boy has an x-linked genetic disorder is that both brothers and sisters have the disorder though neither parent does.
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