What is the role of the acid in our stomach?
Stomach hydrochloric acid breaks down food and establishes an acidic environment. Within this environment, pepsinogen is transformed into pepsin, an enzyme that digests proteins.
The kidneys in human beings are a part of the system for
The xylem in plants are responsible for
The autotrophic mode of nutrition requires
The breakdown of pyruvate to give carbon dioxide, water and energy takes place in