Which one of the following would be correctly classified as a protein? answer cellulose enzymes starch cholesterol

The answer to this question is Enzymes.

An enzyme is defined as a protein catalyst. Many enzymes consist of a protein, the apoenzyme,  and a non protein component known as a cofactor required for catalytic activity. The complete enzyme consisting of  the apoenzyme and its cofactor is called the holoenzyme. 

Cellulose is a polysaccharide made up of glucose units.

Cholesterol is an organic compound made of lipids with a rather unique structure consisting of hydrocarbons.

Starch is polysaccharide composed of amylose and amylopectin.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.