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
Nitrogen is special because it is necessary for growth and reproduction. It's needed for plants and animals to survive. The main function for the atmosphere i believe is to give oxygen and nitrogen.
Answer:
(1) roots, (2) stems, (3) leaves, and (4) flowers
Explanation:
I think the polymers are the hydrocarbons.
If this helped please mark me as brainliest.
