Freeze-thaw, onion skin (exfoliation), chemical and biological weathering
This diagram seems to begin with Multicellularity. So, as you follow the line, the next is tissues, then three-germ layers, bilateral symmetry
So, right before 3 germ layers is tissues
So, the answer is D
Answer:
Top soil
Explanation:
It keeps all of the others below. we are able to plant and grow things on it.
A point mutation in the third position of a DNA triplet! hope this helped :)
Because you either have what it takes to survive in a certain place or you don't and you die quicker and you have offspring that grow to these standards while you couldn't because you didn't come from a younger generation which has a better immune system or better camoflauge or certian ways they can and can't eat and somethings that their bodys do to help them survive rough times.
