Answer:
Some differences between primary and secondary succession are:
-Secondary succession happens on a previously existing community that has been cleared.
Another difference would be:
-Pioneer species for secondary succession are adapted differently- they grow quickly, can disperse quickly and have a short life span
And finally:
-Primary succession develops a new community from scratch
Not sure if you were looking for this, sorry if this is not correct.
Answer:
Abscisic acid.
Explanation:
Also written as ABA.
Act as Growth inhibitor.
Sorry if I write wrong spelling of abscisic acid. (But I think it's right)
Answer: The water levels would rise because the frozen ice caps are putting their water into the ocean. When they melt all of the water that was previously frozen is going into the ocean and raising sea levels.
Semipermeable means only certain substances can pass through. I imagine you are talking about cell membranes which are semipermeable. This means vital things like oxygen and nutrients are able to pass through the membrane, while not allowing everything to enter the cell
All of them, they are all very important factors to test for the identifying