Answer:Because they keep on repeating.
Explanation:
Compare the limbs of different organisms goes in left box. compares fossilized structures to living organisms left box.
other 2 go in the right box hope this helped(:
Answer:
If the two magnets have their two N poles pointing up then when they are side by side they will repel each other but when they are head-to-tail they will attract.
Explanation:
so a positive and a negative will attract
<span>epidemiological studies</span>
It's a pyramid of numbers, I believe.