Answer: it affects the discovery of a vaccine for It because it is observed then a question is asked, then they try making a cure, and then they try it out, and if it doesn’t work then they record data and do it again, then they share their findings.
I tried my best.... sorry if I got nothing right. Also I’m not in High School
Explanation:
It should be C. the depth for a compression for a 13 year old is 1 1/2- 2 inches
Answer:
True.
Explanation:
Blood flows to both sides of the heart at the same time, with heart valves on both sides opening and closing at the same time
C. Increase the amount of muscle mass and decrease the amount of body fat
