help me with the following business law activity

What are the main negative ions found in living organisms?

2.What is the role of mineral salts in osmotic regulation?

3.What is the role of mineral salts in the creation of electric tension (voltage) at the cellular level?

4.Why is pH regulation important for living beings What is the role of mineral salts in this regulation?

5.What is the role of mineral salts in enzyme activity?

6.What are the main biological processes in which calcium is involved?

7.What is hemoglobin? What inorganic element is fundamental in the composition of hemoglobin?

8.What is the importance of magnesium for plants? What are the other main biological functions of magnesium?

9.What is phosphorylation? What are some biological processes in which phosphorylation plays a critical role?

10.Why is iodine important for human beings?