What characteristic do the nucleus, the mitochondria, and the vacuoles of animal cells have in common?

They all create energy while doing their tasks.

They all contain some of the cell's DNA.

They are all enclosed by membranes made of phospholipids.

They are all involved in producing food for the cell.

Question

What characteristic do the nucleus, the mitochondria, and the vacuoles of animal cells have in common?

 They all create energy while doing their tasks.

 They all contain some of the cell's DNA.

 They are all enclosed by membranes made of phospholipids.

 They are all involved in producing food for the cell.

anonymous · Answer

Can you tell us what you think the answer might be and give your reasons for choosing it? That will make it a lot easier for us to help you.

anonymous · Answer

If you take a look in a textbook you'll see that all the structures mentioned above are discrete from the cell cytoplasm. In other words they're separated from the rest by something - that's a hint...