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Biology

The scientific study of life and living organisms.

Dna and Protein synthesis

Deoxyribonucleic acid (DNa)

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Deoxyribonucleic acid(DNA), is the acid that carries the genetic information that makes every living things on earth. Basically DNA  is the instructions for all the cells in your body, it tells the cell in your body what to do and make, everything from your eye color to how your cells function.

 

DNA is made of two long strands that have a shape called a double helix. Each strand is built from a sugar‑phosphate backbone with four chemical bases attached: adenine (A), thymine (T), cytosine (C), and guanine (G). These bases pair  paired in a special way, A must pair  w T, and C must w G — to store information in a code.  

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The step of Protein synthesis

Protein synthesis is the process your cells use to make proteins, and it have two major steps: transcription and translation.

Transcription

Transcription is the step where a cell makes a copy of code(the 4 nitrogenous bases) from its DNA. This happens inside the nucleus, because DNA were storge inside the nucleus. The nucleus will receives a message to make a specific protein, then it is copy into the messager ribonucleic acid(mRNA). The mRNA carries the genetic instructions because DNA itself cannot leave the nucleus. Once the mRNA is done, it leaves through a nuclear pure and it will be delivered to the ribosome.

Translation

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Translation, which is happened  in a ribosome. After the ribosome reads the mRNA code called codons, and each codon  were a specific amino acid.  Each tRNA has an anticodon that matches with the codon on the mRNA, ensuring the amino acids are added in the right order.  For example, AUG ( A mRNA Codon) will translated to UAC (tRNA Codon), both codes will have the same  amino acid.

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