Normally, oxygen from the blood cells supply your muscles with the energy it needs to carry out certain actions. However, when there isn't enough oxygen to support the muscles, it produces lactic acid, or fermentation, to make up for the oxygen. (That's why you get that burn-y feeling whenever you exercise!)
Answer:
That would be organism, species, and then community.
Explanation:
Answer:
I think it is...
A. Most people are not directly impacted by polluting a common.
Hopefully, this helps you!!

Some examples of electric fields in science are light, X- rays, radio waves, microwaves, etc.
Answer:
an elastic wave in the earth produced by an earthquake or other means.
Explanation:
earthquake, surface
primary wave
;)