if human being don't respire then how can their heart work
The flower's version of the human action respiration is photosynthesis.
I
Respiration
Only respiration is carried out inhuman. No human is photosynthetic.
There are a few functions that are performed during respiration in a plant but not in a human. One of these functions is breathing out oxygen.
To die
for respiration of ATP
Respiration
if cellular respiration does not take place, even a normal human would die... athletes are human too... no?
Oxygen and Carbon Dioxide
Diffusion is a body process that does not require energy from respiration.