D. the <span>stomata close to preserve water and gas exchange decreases.</span>
Answer:
A balance between Osteoblasts and osteoclasts maintain bone tissue.
Explanation:
Osteoblasts are bone making cells, osteoclasts resorb or break down bone, and osteocytes are mature bone cells.
B because you can get cancer badly by smoking people smoke cause of stress the stress makes it worse to smoke
Answer:
I think Parietal or Temporal
To be honest, since we live on Earth (assuming you do as well), Earth is the easiest planet to study. We don't know much about the other planets because we've never been to any of them. I believe that the second easiest planet to study is either Uranus or Saturn.
