synthesis,综合，合成，-ize,使。

1. China was the first country in the world to synthesize crystalline insulin, a bioactive protein.

中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素.

2. There are many amino acids that the body cannot synthesize itself.

有许多种氨基酸人体自身不能合成。

3. Ammonia has been one of the more difficult basic chemicals to synthesize.

氨曾是一个较难合成的基本化工原料.

4. Etioplasts have the capacity to synthesize plastome - coded proteins.

黄化质体也有能力合成质体基因组所编码的蛋白质.

5. Enucleate cytoplasm can still synthesize protein.

去核的细胞质仍然能合成蛋白质.