Oct 31, 2009 · hello everyone! i made a mistake yesterday, after i thawed FBS at 37℃，actually i should inactivate it at 56℃ for 30mins, but our water bath could not heat-up quickly, so at last i …

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 …

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 ...

Apr 29, 2005 · Chloride ions, Cl-, follow actively transported Na+ ions from the nephron into the blood. would you not expect the Cl- concentration to decrease as fluids are extracted along the …

Sep 1, 2007 · Biology Forum › Genetics ›Genetics Homework Drama last updated by doglady28 17 years, 5 months ago 5 voices 12 replies Author Posts September 1, 2007 at 6:43 pm #8160 …

Aug 13, 2006 · I think I've ever heard that Nitroglycerine is used for a vasodilator agent for certain health disorder like asthma, heart attack, etc... What makes me keep wondering is, I ever ask …

Aug 8, 2007 · Hello,frens! Can anybody help me out about the topic of structure of plasmodesmata and its functions? I need the diagram and articles about this topic. Pleaseee ...

Mar 6, 2006 · What do acidic solutions do to cell membranes? I think or teacher says they creates holes and allows the pigment to leak out but which part of the cell membrane does it affect? :?: I

Jun 9, 2005 · Hi I want to know is there is Starch present in the phloem. From what I know, the phloem transports sucrose. So, would the phloem turn blue-black when flooded with iodine …

Nov 29, 2007 · coud someone please tell me the optimum temperature of plant enzymes?