2012年2月19日星期日

Biochemistry in Environment

       In our living environment, biochemistry is particularly important. Because, all of things is made of chemical elements which is including  animal  plant and microbe. They need nutrition, water and inorganic salts. My tree can through photosynthesis to get nutrition, this call autotrophs.So,my tree is the lowest level in the nature. My trees can release oxygen into air, and some animal can eat the plant. Life-sustaining materials in gaseous, liquid, and solid forms are cycled through the biosphere, providing sustenance to all living organisms. Biochemistry influence the environment. 

没有评论:

发表评论