蛋白质是生命的物质基础，由氮、氢、氧、碳元素构成。
And protein is a life, is entity, protein means for little traps called nitrogen, hydrogen, carbon and oxygen working together.
产品说明蛋白质被称为“生命的物质基础”，它是生命科学领域最重要的大分子之一。
Description the protein is known as the "building blocks of life" and is one of the most important macromolecules in life science.
该文主要论述在生命的物质基础一节的教学中如何创设问题情境，以及创设问题情境时应注意的几个问题。
This paper focuses on how to create problem situation and issues worth attention in the teaching of the chapter "material basis of life".
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