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Dictionary » M » Messenger Messengermessenger 1. That which carries a message. 2. Having message-carrying properties. first messenger, a hormone that binds to a receptor on the surface cell and, in so doing, communicates with intracellular metabolic processes. second messenger, an intermediary molecule that is generated as a consequence of hormone-receptor interaction; e.g., see adenosine 3',5'-cyclic monophosphate; guanosine 3',5'-cyclic monophosphate; calcium; inositide. ![]()
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Results from our forumThe initiating Ca 2+ ionlook up a cell bio book, there is usually a subchapter under signaling on pathways that involve Calcium as a second messenger
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Re: Any SOLID arguments against evolution?... enzymatically! That means just to get the plans for the hemoglobin enzymes are involved in sync with the RNA polymerase to produce a COMPLEMENTARY messenger RNA. How many amino acids are in the DNA and RNA for the hemoglobin? How many amino acids are in the enzymes which transcribe the mRNA? 2. ...
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Re: HELP ME PLEASEEE - DNA SequencesmRNA is a messenger RNA (Ribous Nucleic Acid) molecule, it defers from DNA by being much less stable and having the base Uracil instead of Thymine . mRNA is created inside the nucleus of the cell during the process of TRANSCRITION, ...
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Central Dogma of Molecular Biology... DNA, with James Watson, in 1953. The conversion of DNA to mRNA is transcription, and the conversion of mRNA to the protein is translation. Besides messenger RNA (mRNA) , there is also ribosomal RNA (rRNA) and transfer RNA (tRNA) , but here we are concerned with mRNA. A protein is simply a large ...
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How does a cell know how big it is?... Feedback loops seem logical... This is based on that when you culture something in a petri dish, it will stop growing, like e. coli. The chemical messenger that tells cells that there is no room and they need to stop dividing, in this case, is cAMP. Based on that, I would think that it is similar ...
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