Answer:
the answer is all of the above
Answer:
The image has your answer :)
Explanation:
Calcium which is a major mineral in the body
The similarities between bones of humans and other animals shows that every living creature on earth has a common ancestor, even if that common ancestor is as simple as a sing-celled organism.
Yes, while multicellular organisms remove waste through the urinary system, single celled organisms expel their metabolic waste with vacuoles
