Which of the following statements about membrane-enclosed organelles is true?

Which of the following statements about membrane-enclosed organelles is true?




(a) In a typical cell, the area of the endoplasmic reticulum membrane far exceeds the area of plasma membrane.
(b) The nucleus is the only organelle that is surrounded by a double membrane.
(c) Other than the nucleus, most organelles are small and thus, in a typical cell, only about 10% of a cell's volume is occupied by membrane-enclosed organelles; the other 90% of the cell volume is the cytosol.
(d) The nucleus is the only organelle that contains DNA.



Answer: 




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