Answer:
Sea cucumber,Vulture, and worms
they feed on dead organisms
Explanation:
1. Several places in your digestive system secrete enzymes
2. Enzymes play an important role in every function in the human body
3. Enzymes help with nutrient absorption
I am confused as to what your question is specifically asking but the chemical formula for aerobic respiration is:
Oxygen + Glucose --------> Carbon Dioxide + Water
O₂ + C₆H₁₂O₆ --------> CO₂ + H₂O
Hopefully this will aid you in answering your question :)