Answer:
A parasitic relationship is one in which one organism, the parasite, live off of another organism, the host, harming it.
No that's the respiratory system
If the results of your experiment do not support your hypothesis than you should rework the hypothesis.
Aerobic respiration to lactic acid fermentation, lactic acid is the reason your muscles get sore after a workout
Answer:ITS B GRAVITY PULLS AN INWARD FORCE!