The membranous compartmentalization of a cell A) divides the cell into two equal-sized halves.
B) allows different metabolic processes to occur simultaneously.
C) is common in prokaryotes and eukaryotes.
D) all of the above

Abird flies by moving its wings up and down. which two systems are most directly responsible for the movement of a bird's wings? a. skeletal and muscular systems b. respiratory and muscular systems c. skeletal and digestive systems d. respiratory and digestive systems