型核纤层蛋白决定细胞核的大小及形状，与细胞核的稳定性、染色质结构以及基因表达有关。

Lamin proteins are thought to determine the size and shape of cell nuclei and to be involved in nuclear stability, chromatin structure and gene expression.

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在牙齿的发育形成过程中有多达200多个基因参与调控，它们决定各个牙齿的位置、数目、大小和形状等。

There are more than 200 genes controlling and adjusting teeth development. They decide tooth position, number, size and shape, etc.

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在牙齿的发育形成过程中有多达200多个基因参与调控，它们决定各个牙齿的位置、数目、大小和形状等。

There are more than 200 genes controlling and adjusting teeth development. They decide tooth position, number, size and shape, etc.

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