Valence electrons are important because... a. they tell us how reactive an element is.
b. they tell us if an element is a metal or nonmetal
c. they tell the element's color

the answer is: metamorphic rocks often show the presence of fossils, also a

hope i

-lavira: )

the dna of humans and mice is almost 92% similar. this similarity indicates that . mice have a tail, while humans have a tailbone. the tailbone is a structure in humans.yes it's true.