The reptile is evolving over millions of years.
The other 10% of the energy disappears like magic
A major role of the cell wall is to form a framework for the cell to prevent over expansion. Cellulose fibers, structural proteins, and other polysaccharides help to maintain the shape and form of the cell
It is an animal that has very little control of their body temperature. they rely on environmental heat sources to keep warm.
I’m confused what’s the question?