Answer
if human being don't respire then how can their heart work
I
Respiration
for respiration of ATP
Respiration
To die
if cellular respiration does not take place, even a normal human would die... athletes are human too... no?
Diffusion is a body process that does not require energy from respiration.
Just like a human being, a rat has aerobic respiration. An aerobic respiration is the type where oxygen is required to convert food to energy.
Human cells are eukariyotic. So they have mitochondria
lungs
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