Answer:
By the production of white blood cells and antibodies.
Explanation:
The immune system's job is to identify foreign object and to make antibodies and white blood cells to fight said virus.
Five cardinal signs of an infection should be swelling, high temperature,pain, redness and stuff coming out your body such as pus. :).
Answer:
D) Do CPR until the medical personell has arrived
Explanation:
It is best to continue life supporting efforts in the off chance that there is something that can be done or that there has been some human error in your assessment. It is also practical to remove the child from the mother in case there was some harm done to the child. Doing CPR will keep the situation under control rather than telling the mother that the child is dead since you are not a medical doctor and it is not within your limits to do so while help is on the way.
We don't know what the options are so we can't help you with this question.
<span>b. They release oxygen that organisms use to breathe.</span>