Which level of protein structure is composed of two or more polypeptides?

Identify the circled structure.  

What is the medical term for sex cells?

6. Which of the following would be the material of choice as an insulating base as well as a sedative base?

19. What responsibility does the dental assistant provide during a permanent restorative preocedure?

Consult the periodic table to answer this question. Consider a single atom of calcium (Ca) that has an atomic mass of 41. How many neutrons are in the nucleus?

2. Dental varnish is used in the cavity preparation to

Which carbohydrate is composed of only two sugars?

Which class of lipids contains a phosphate group in its structure and makes up the bilayer of cell membranes?

Hydrophobic means: