Answer:
Red blood cells are a type of specialized cell that move oxygen and carbon dioxide throughout the body.
A structure made of two or more tissues working together to achieve a common function is a/an an organ
cellular defferentiation describes the degree of specialization that a cell is able to undergo.
A/An embroynic stem cell can differentiate into all cell types found within an embryo.
In cytoplasm organisms, all cellular activities take place within a single cell.