Answer: see explanation
Explanation:
A. substrate
B. Active site
C. Enzyme binds with substrate
D. Active site of enzyme
E. Products leaving active site
Simplified enzymatic reaction. The substrate reversibly binds to the active site of the enzyme, forming the enzyme-substrate (ES) complex. The bound substrate is converted to product by catalytic groups in the active site, forming the enzyme-product complex (EP). The bound products are released, returning the enzyme to its unbound form, ready to catalyze another round of converting substrate to product.
I would say keep the soil from eroding and doesn't let it get dried out so fast.
Answer: The steel frame to make the bike
Explanation:
it is a natural resource that cannot be replaced,
Respiration is a process of exchanging gas.

The digestion of protein begins at mouth and it continues at stomach and small intestine.
Hope it helps:)