The patient received a new trachea, or windpipe, made from his own stem cells<span>. An international team of surgeons successfully carried out the world's first </span>transplant<span> of a synthetic </span>windpipe<span>.</span>
Answer: Ben Franklin i think
Explanation:
Answer:
C. They helped the American colonies.
The federal Civil Defense Administration encouraged American to build Home or family Shelters