Oct 29, 2009 · I carried out an ELISA to determine the concentration of TNF-alpha in 6 different samples. A standard curve was created in Excel and by fitting the trend line, the equation of …

Mar 6, 2007 · Hi everyone! I am new to the site, i LOVE science, and i am currently doing a double major in both Biology and Chemistry. I want to work with animals once i leave school -

Mar 16, 2010 · i wnt 2 pressent at class omsosis but i dnt have selectively permable mambrane so wat alse i can use to do that project or a place wer i can buy dylisis tubule ...

Dec 15, 2010 · what is the difference between variation, evolution and speciation?

Oct 23, 2005 · Biology Forum › Cell Biology ›Buying Cells 2 last updated by salman 19 years, 3 months ago 6 voices 7 replies Author Posts October 23, 2005 at 7:00 pm #2238 salman …

Aug 6, 2012 · Hey i'm currently taking the course and was wondering if anyone HAD taken it or is at the moment.

Jan 28, 2007 · In my introductory biology class, we are learning about how water creates aqueous solutions. I am not sure about the definition of a solution, however. Does a solution mean that …

Jul 31, 2007 · Hi, I'm reading a book on cell biology and it keeps using the term 'in situ'. Could I ask, does this always mean 'in the cell itself', or can it also mean 'in an environment

Nov 11, 2010 · I have to write the oxidation and reduction reactions for 3O2 + 4Fe---> 2Fe2O3 As the oxidation-half reaction I have 4Fe--->4Fe^3+ + 12 e- As the reduction half reaction I have …

Biology Forum ›Topics Topic Voices Posts Freshness Incomplete dominance vs codominance Shoaib Zaheer – BioExpert Genetics 1 1 Shoaib Zaheer – BioExpert 3 years, 3 months ago …