Examples of index fossils. Index fossils (also known as guide fossils, indicator fossils or zone fossils) are fossils used to define and identify geologic periods (or faunal stages).
Methyl cellulose. Methyl cellulose (or methylcellulose) is a chemical compound derived from cellulose. It is a hydrophilic white powder in pure form and dissolves in cold (but not in hot) water, forming a clear viscous solution or gel.
Making the world better, one answer at a time. Cellulose is a carbohydrate and a large polymer (polysaccharide) made up of small monomers (monosaccharides) of glucose. The only part of the cell that is made of cellulose is the rigid cell wall. The cell wall is a protective outer covering(only in plant cells) that protects the cell from â¦ many things, such as weather conditions etc. 8 people found this useful.