How does the DNA structure form the genetic code??
Since this is not my area of expertise, I searched Google under the key words "DNA and genetic code" to get these possible sources:
https://www.google.com/search?client=safari&rls=en&q=DNA+and+genetic+code&ie=UTF-8&oe=UTF-8
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
http://www.hackcollege.com/blog/2011/11/23/infographic-get-more-out-of-google.html
Don't just copy the material. Express the ideas in your own words. Although this will take more time and effort, you will learn more.
thank you
Keep the same identifier, Tucker worm. Welcome
The DNA structure plays a crucial role in forming the genetic code. The genetic code refers to the specific sequence of nucleotides in DNA that determines the sequence of amino acids in a protein. Here's how the DNA structure is related to the genetic code:
1. Double Helix Structure: DNA is composed of two strands that coil around each other to form a double helix structure. Each strand is made up of repeating units called nucleotides. A DNA molecule consists of four types of nucleotides: adenine (A), thymine (T), cytosine (C), and guanine (G).
2. Base Pairing: The two DNA strands are held together by hydrogen bonds between complementary nucleotide pairs. Adenine (A) always pairs with thymine (T), and cytosine (C) always pairs with guanine (G). This is known as base pairing.
3. Genetic Code: The genetic code is determined by the specific sequence of nucleotides along the DNA strand. Each set of three nucleotides, known as a codon, codes for a specific amino acid or serves as a start or stop signal for protein synthesis. There are 64 possible codons, but only 20 amino acids, so multiple codons can code for the same amino acid.
4. Transcription: The genetic information in DNA is first transcribed into a complementary RNA molecule in a process called transcription. During transcription, the DNA strand serves as a template for synthesizing a complementary RNA molecule, with the nucleotide uracil (U) replacing thymine (T) in RNA.
5. Translation: The transcribed RNA molecule, known as messenger RNA (mRNA), carries the genetic information from the DNA to the ribosomes, where protein synthesis takes place. In a process called translation, the sequence of codons in mRNA is used as a template to assemble a chain of amino acids, forming a protein.
In summary, the specific sequence of nucleotides in the DNA structure acts as the blueprint for the genetic code. The DNA is transcribed into mRNA, which carries the genetic information to the ribosomes where it is translated to produce proteins. The sequence of codons along the DNA dictates the sequence of amino acids in proteins, thus forming the genetic code.