In the small intestine, cells contain microvilli, which are tiny hair-like projections that increase nutrient absorption. These projections increase the surface area of the small intestine allowing more area for nutrients to be absorbed.
Prokaryotic cells are cells without a nucleus and has simple parts free flowing in the cell. Some examples are Escherichia Coli Bacterium (E. coli). It is a rod-shaped bacterium commonly found in the lower intestine of warm-blooded organisms. And Streptococcus Bacterium. This prokaryote is responsible for strep throat. It is an infection of the back of the throat which includes the tonsils.
Viruses are bundles of genetic material enclosed in a capsid.
Answer:
Molecular biology, the branch of research concerned with the study of chemical properties and biological phenomenon mechanisms concerning the fundamental units of life, molecules.
Explanation: