The answer is ATP
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The cell cycle or cell division cycle is the M phase it self compounded of two mitosis is the process by which a eukaryotic cells cycle is also divided into three periods interphase The mitotic (m) phase and cytokinesis. During interphase, the cell grows
In an ecosystem, energy from the sun is transferred by way of consumption
There's the rough and smooth ER, mitochondria, golgi complex, etc. The organelles move around in the cytoplasm so there isn't designated organelles that are near the nucleus, unless you count the rough and smooth ER since they're attached to the nucleus...