Glycogen: Glycogen is the principal storage of Glucose.
Starch: Starch is a carbohydrate consisting of a large number of glucose units joined.
Cellulose: Cellulose is a long chain of linked sugar molecules.
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Answer:
I think that Viruses are not alive so Being composed of molecules that are found in cells (nucleic acids, proteins, lipids and complex sugars) and having the capacity to evolve, viruses are often said to be alive. But they aren't alive because they arent a living thing.
It is kind of a strange question but by the process of elimination, I would go with petrification.
Its called petrified wood.
hope I Helped
The oral mucosa is the mucous membrane lining the inside of the mouth and consists of stratified squamous epithelium termed oral epithelium and an underlying connective tissue termed lamina propria
