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1. The nuclear pore is a small opening in the nucleus of a cell that allows for the exchange of molecules between thenucleus and the cytoplasm.
核孔是细胞核中的一个小开口，它允许分子在核和胞质之间交换。
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2. The study of nuclear pore proteins has led to new insights into how cells communicate with each other.
研究核孔蛋白的研究为理解细胞之间的交流提供了新的见解。
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3. In some bacteria, the nuclear pore is surrounded by a protein called FtsZ, which helps to regulate the movement of genetic material through the cell.
在一些细菌中，核孔被一种叫做FtsZ的蛋白质包围，这有助于调节遗传物质通过细胞的运动。