Answer:
The control variable is the soldier.
Explanation:
The same soldier is used throughout the test
I have a question are you asking what are the molecules of a shark or something
Answer:
Explanation:
Think about what a school would have/use that has the most environmental impacts. I think of energy and waste from trash. To counteract these they could install a cleaner method of getting energy like solar panels and for the trash they could implement a recycling program
Answer:
d
Explanation:
body size has nothing to do with color. increased number of hunters doesn't work because environment isn't mentioned (i.e. if it was a snow environment it wouldn't make sense). random mutations have to have environmental cause to prevail. so it is d.