What is the initial reactant for a fusion reaction in the sun?

a) Iron-56
b) Hydrogen-1

Hydrogen

Explanation:

I'm pretty sure

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? ?

the electron configuration that you gave me has 16 electrons ergo it has 16 protons ergo it is the element sulfur.