tag:blogger.com,1999:blog-3079895943688608888.post7030317339873677038..comments2015-10-12T07:49:07.465+13:00Comments on Tree Worship: Tree WorshipTree Worshiphttp://www.blogger.com/profile/09332039976907464654noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-3079895943688608888.post-33325614589723009152015-10-11T11:15:18.931+13:002015-10-11T11:15:18.931+13:00I once wrote a poem 'Like a tree' publishe...I once wrote a poem 'Like a tree' published in a book of the same name. No matter. While writing that poem, though, I discovered a neat fact. I have just googled it to make sure I had it right. Here goes: <br /><br />"The haemoglobin of the red blood cell and the chlorophyll of the plant are virtually identical in molecular structure, with the only difference being the centre atom. In haemoglobin that atom is iron and in chlorophyll it’s magnesium."<br /><br />All the best, Judy <br /><br /><br />Judehttps://www.blogger.com/profile/16680586461881861727noreply@blogger.com