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1. The nucleus contains the genes of a cell. It is surrounded by the nuclear envelope.The nucleolus is in the center of the nucleus. Chromatin surrounds the nucleolus. The nulceus is surrounded by the rough endoplasmic rectlium.
2. The mitochondrian has an outer membrane that covers the organelle. The inner membrane folds over creates folded structures. The fluid inside is called a matrix. The organelle is used for cellular respiration.
3. It maintains the cell's shape and protects from physical damage.
4.Both are used for energy production.
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Nov 20th, 2015
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