What are the four conditions able to see an object?

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Diffusion and osmosis are forms of passive transport