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Deoxyribonucleic acid is a molecule that carries most of the genetic instructions used in the .... The backbone of the DNA strand is made from alternating phosphate and sugar residues. The sugar in ...

DNA - structure - Chemguide


The diagram shows a tiny bit of a DNA double helix. ... need to add to this structure before we can build a DNA strand is one of four complicated organic bases.

www.ask.com/youtube?q=Diagram of DNA Strand&v=kTH13oI8BSI
Feb 12, 2012 ... 3.3.5 Draw and label a simple diagram of the molecular structure of DNA. ... For the right hand strand, since DNA is anti-parrallel, three prime is ...

The Structure and Function of DNA - Molecular Biology of the Cell ...


Each of these chains is known as a DNA chain, or a DNA strand. Hydrogen bonds between the base portions of the nucleotides hold the two chains together  ...

3.3:DNA Structure - HS Biology IB


the molecular structure of DNA. IB QUESTION: Draw a labeled diagram to show four DNA nucleotides, each with a different base, linked together in two strands.

Nucleic Acids - MSU Chemistry


Two strands of DNA were aligned anti-parallel to each other, i.e. with opposite 3' and 5' ends , as shown in part a of the following diagram. Complementary ...

DNA: Definition, Structure & Discovery | What Is DNA? - Live Science


Jun 6, 2013 ... Deoxyribonucleic acid or DNA is a molecule that contains the instructions an ... Cool Science Experiment: Extract a strand of your DNA.

The Structures of DNA and RNA - Biology


fundamental DNA structure was found to be the double helix. It told us that all ... of intra-strand base pairing, RNA exhibits extensive double-helical character and is ...... base pairing (c). [Adapted from a diagram provided by Dr. M. Gellert.] ...



Nucleotides; DNA Structure; DNA Function; RNA; Replication; Transcription; Translation; Mutations ... This means that whatever the sequence of bases along one strand, the sequence of bases ... These two functions are shown in this diagram.

DNA Replication, Repair, and Recombination - Garland Science


the protein machines that replicate and repair the cell's DNA. These machines ... strand. In other words, if we designate the two DNA strands as S and Sʹ, strand S can serve as a ..... directions; the lower diagram shows the same forks a short ...

Image Search: DNA Strand Diagram
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The Structure of DNA


This figure is a diagram of a short stretch of a DNA molecule which is unwound and ... Notice that in the two figures above, the two strands of a DNA molecule are  ...

DNA Replication Mechanisms - Molecular Biology of the Cell - NCBI ...


During DNA replication inside a cell, each of the two old DNA strands serves as ..... (B) Schematic diagram showing a DNA replication fork and helicase to scale.

BBC - GCSE Bitesize: Structure of DNA


Each strand of DNA is made of chemicals called bases. Do not confuse ... There are four different types of bases, shown as A, T, C and G in the diagram. In DNA ...