Answer:
<h3>The genes that caused scales to become feathers in the early ancestors of birds </h3>
Well Primary Succession means you are the first organisms of that area after it is destroyed completely or if it's new. Secondary Succession is when an area is not destroyed completely but the organisms that remain colonize the area again. I believe it's C.
Answer:
C. It is coiled into a genophore, but not inside a nucleus.
Hope this helps.
Answer:
Passing through clay beds filters groundwater, purifying out soil, or organic materials, and contaminants to leave behind pure water that fills up aquifers.
Explanation:
I hope this help you .