Which term is defined as the sum of protons and neutrons in an atomic number?
a) charge number
b) mass number
c) atomic number
d) balance number

C. Mass Number

Explanation:

took the test and got 100% so i know its right

nanotechnology is a powerful tool in biomaterials research as it creates numerous possibilities for the engineering of functional molecules. nano-bio refers to projected ability to incorporate biomimicry into various materials at nanoscale.  

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?