Answer:
Cells have different shapes because theydo different things. ... The shapes ofcells have evolved to help them carry out their specific function in the body, so looking at a cell's shape can give clues about what it does. Neurons are cells in the brain and nervous system.
It depends on the organism, they all vary, they can reach up to 90% but I’m not sure so pick C:70%
Answer:
Your answer is C) Carbon Dioxide.
