C planting trees. It adds oxygen
Question 1: A.)
Question 2: i would say A.)
Question 3: C.)
Question 4: B.)
Question 5: A.)
Question 6: B.)
Hope this heslp
I believe this is translation and it occurs in the mRNA strand due to proteins call the initiation, elongation and release factors.
The oxygen is inhaled to the blood vessel which brings the oxygen to a cell.