D. A change in the amount of polar ice will alter how ocean currents move
Hydra have the ability not age or die of old page
Answer: I would say D)
Explanation:Phytoplankton are the autotrophic components of the plankton community and a key part of oceans, seas and freshwater basin ecosystems. This is the least ddt and is concentrated.
The central vacuole in a plant cell takes up most of the space. The vacuole stores wastes and nutrients, and also provides support and structure for the cell.
