Answer:
I think it might be red an white blood cells
Explanation:
red an white blood cells play a important role in transporting the proteins, minerals an oxygen all over the body through the blood vessels this is connected to the heart.
Answer:
The foundation for biological evolution or descent through modification is all living things are made of one or more cells
Explanation:
In biology, every living organisms possess one or two cells because that is the basic unit of life. some organisms are unicellular (single-cell organism) and multi-cellular organisms such as man. The fundamental of every living organism is based on cell which later forms tissue then organ before it eventually forms a system that function together as an entity.
