Hello! If this takes place, then the EMT probably did not use the correct method. They should tilt the head while keeping the chin up. This prevents them from being able to gag. You would not want to change the oxygen flow because that one was probably correct for their situation. So just remove<span> the air supply and follow the head tilt-chin lift procedure.
I hope this helped!
I am, yours most sincerely,
SuperHelperThingy</span>
Evidence of common descent is a hypothesis that two organisms from different species are related to each other. !
Answer:
Cast fossils occur when mold fossils are filled in with minerals that harden over time, creating a fossilized replica of the original organism. Water seeps through the rock surrounding the mold fossil, leaving behind minerals which fill the mold. Any mold fossil can potentially form a cast mold.
Explanation: