Answer:
I believe it is D.
Explanation:
Ecological succession has to do with how the habitat changes over time. So D would make the most sense.
Calcium. Calcium can be obtained from milk.
Explanation:
The living layer of a cell is called cell membrane.
it is also called plasma membrane .
hope it is helpful to you
IT'S called NaOH. Hope this helps you. Would mind marking this a brainliest answer :)