The digestive system as it is the only system associated with consuming food.
There are different ideas of how humans came to be, depending on if you’re going from a scientific or religious point of view.
For instance, scientifically, humans evolved from Chimpanzees. This is further supported by similar genetic make up as well as intelligence an actions.
Religiously, Christianity specifically, states that humans were made by God - specifically Adam and Eve.
Different perspectives, different answers.
However, if you’re asking for human make up, start with the basics of atoms and go up through layers of systems.
Hope this helps!
C prepcepataion that’s the right answer
B.cell wall
Cellulose is an important structural component of the primary cell wall of green plants.
