Macrominerals and trace minerals.
Answer:
ribosomes
Explanation:
thye produce the things needed for the cell membrane
Answer:
1 they don't eat plant, they eat plankton
2 they are mammals
3 they have blowhole like other aquatic mammals
Answer:
The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell, and that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.
Explanation: