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Thursday, March 6, 2014
Hello boys and girls the bestscienceblog12 here and today I will be talking about RNA.RNA stands for Ribonucleic Nucleic Acid. It is different from DNA because it looks like a swirling ladder that was cut in half instead of a full ladder.
The imporatant thing about RNA is that it takes messages from DNA to tell to your body's cells.
RNA is also different than DNA because it has one different base. Instead of Adenine, guanine, thymine, and cytosine RNA has Adenine, guanine, uracil, and cytosine.The Adenin Guanine still pairs up with cytosine but now the Adenine pairs up with the Uracil.
First the mRNA takes the message from the DNA and conveys it to the tRNA. The mRNA basically acts as a messenger for the DNA. Then the tRNA translates the code and prepares it for the rRNA. The tRNA's only job is to translate the message from the mRNA and give it to the rRNA. Lastly the rRNA uses the message to give to the ribosomes.
The ribosomes are an organelle inside side the cell in charge of making the proteins of the cell.
All living things have RNA and without their cells coudn't read instructions from their DNA. RNA is ancient and has been here since the beggining of the world
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