1. What characteristic of steel wool acts to speed up thus reaction?" 1 point
strength/concentration
increased surface area
increased temperature

 It actually takes hydrogen hydroxide, otherwise known as H2O or water, to create rust. When steel wool is wet, the water seeps into the metal's tiny gaps.

Explanation:

you know they are heterozygous for a trait because they have it as jj or jj.

other information encoded in your genes might distinguish you from the others in the group