A red blood cell has a round structure. A muscle cell has a long, thin structure. Which statement best explains why these two types of cells have different structures?
A. Each cell has a different function.
B. Each cell is part of a different organism.
C. Each cell is present in different organs.
D. Each cell contains different types of organelles.
I want to say A because a muscle cell is part of a muscle but red blood cells travel through the whole body with the muscle cell is dealing with the muscles