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By: Kaleecia Laraque What you know what forms the genetic code? The thing that forms the genetic code is its genes to control the production of proteins.

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Presentation on theme: "By: Kaleecia Laraque What you know what forms the genetic code? The thing that forms the genetic code is its genes to control the production of proteins."— Presentation transcript:

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2 By: Kaleecia Laraque

3 What you know what forms the genetic code? The thing that forms the genetic code is its genes to control the production of proteins in an organism’s cells. How does a cell produce proteins? A cell produce proteins when it uses infoemation from a gene on a chromosome to produce a specfic protein. How can mutation affect an organism? Mutation effect can incorrect proteins during proteins synthesis.

4  DNA is an acronym that stands for DeoxyriboNucleic acid

5  It is the genetic material of a cell. The chromosomes inside the nucleus (control centre) of the cell are made of DNA. It is very fine and tightly coiled but there may be as much as a metre in a single cell. DNA is really a code. It is divided up into sections. These sections are genes, which carry all the instructions for making up our body. So there is a gene that tells the body to have brown hair and so on. Each gene is a code for a particular protein. Our bodies are made up of proteins. So the genes dictate how we are made and what our bodies look like.cell

6  DNA is made up of subunits called nucleotides.  Nucleotides=consist of a sugar, a phosphate, and a base.  Four bases (A) Adenine, (T) Thymine, (G) Guanine, (C) Cytosine. A,T,G,C  Each base has a different shape. Each rung is made of two linked bases. Only certain bases can link together (A to T and G to C).

7 DNA bases pair up with each other, A with T and C with G, to form units called base pairs. Each base is also attached to a sugar molecule and a phosphate molecule. Together, a base, sugar, and phosphate are called a nucleotide. Nucleotides are arranged in two long strands that form a spiral called a double helix. The structure of the double helix is somewhat like a ladder, with the base pairs forming the ladder’s rungs and the sugar and phosphate molecules forming the vertical sidepieces of the ladder.

8  http://cancerhelp.cancerresearchuk.org http://cancerhelp.cancerresearchuk.org  http://www.scribd.com http://www.scribd.com  http://ghr.nlm.nih.gov http://ghr.nlm.nih.gov  http://library.thinkqu est.org http://library.thinkqu est.org


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