Excision is the right answer :)
Answer:
<em>The gene that causes hemophilia is passed from parent to child. A mother that carries the gene is called a carrier, and she has a 50% chance of having a son with hemophilia and a 50% chance of having a daughter who is also a carrier.</em>
Explanation:
the answer is a it can be used as an energy source by organisms
A. When you are given of review of how well you by your co workers
