can someone describe for me the roles of micro-organisms in the carbon and nitrogen cycle

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 ...

Feb 18, 2009 · Hi, so I did a lab in Biology involving elodea plants placed in a sucrose solution, and we were to observe plasmolysis, etc. Our teacher then posed this question that I’m really …

I would like to use tailed primers in PCR. The purpose is to use the “primer extension” technique, in which you PCR only with ddNTPs, so you extend with only one single base (which is a SNP …

Really? 😯 Tell me which ones they are. You must fulfill the definition of each characteristics biologically ok, and not just justify it by the word literally because we are talking about living …

Cell Membrane – Biology Forum ‘The cell membrane is an effective barrier between the cell and the surrounding environment’ this is quoted from my teacher’s biology notes…but how …

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 …

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

Sep 15, 2021 · Suppose that you are measuring CO2 exchange by a leaf. During the time period of your measurement, 1.20E+7 molecules of glyeraldehyde phosphate (PGAL) are made from …

May 9, 2007 · What forces bring about: a. xylem conduction? b. how are these forces generated in the plant? What forces bring about: a. phloem conduction? b. how are these forces …