Answer:
your not aloud to do tests on here or at least don't say that for next time.
Explanation:
Organ system is the answer according to me if it is one word question
Answer:
mala maff Kar ra meko angraze nahi ati rae baba
The first stage of cellular respiration is glycolysis. It does not require oxygen. During glycolysis, one glucose molecule is split into two pyruvate molecules, using 2 ATP while producing 4 ATP and 2 NADH molecules.
" C " but I am not a 100% sure