What characteristic do the nucleus, the mitochondria, and the vacuoles of animal cells have in common?
A. They all create energy while doing their tasks.
B. They all contain some of the cell's DNA.
C. They are all enclosed by membranes made of phospholipids.
D. They are all involved in producing food for the cell.
The correct answer is (c,) They are all enclosed by membranes made of phospholipids. The nucleus, the mitochondria, and the vacuoles of animal all are enclosed by membranes that are made of phospholipids. That is what they all have in common.
