Answer:
B. Only from the ocean to earth's surface
Explanation:
The biosphere is known as the layer of the Earth where life exists. It reaches a peak of ten kilometers above sea level, which is used by some birds in flight while the biosphere go to depths as low as 8 kilometers deep or the bottom of the ocean.
Hope this Helps!
Answer: A.
Explanation: Hope this helps
When yeast rises, it creates air bubbles
The best answer would be "research reasons why species change over long periods of time"
if not i apologize but this is my best guess<span />
