Fig. 2.9 Desoxyribonucleic acid (DNA) (Sources of images below. Used with permission.)

(For an animated view, see .https://commons.wikimedia.org/wiki/File:DNA_orbit_animated.gif)

  

    

 Copyright 2020: Augustine G. DiGiovanna, Ph.D., Salisbury University, Maryland

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Previous print editions of the text Human Aging: Biological Perspectives are Copyright 2000, 1994 by The McGraw-Hill Companies, Inc. and 2020 by Augustine DiGiovanna.

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Sources of images

 

https://commons.wikimedia.org/wiki/File:DNA-fragment-3D-vdW.png

https://upload.wikimedia.org/wikipedia/commons/thumb/3/33/DNA_molecular_structure%2C_showing_individual_nucleotides_and_bonds.jpg/422px-DNA_molecular_structure%2C_showing_individual_nucleotides_and_bonds.jpg

https://commons.wikimedia.org/wiki/File:DNA-fragment-3D-vdW.png

https://upload.wikimedia.org/wikipedia/commons/thumb/3/33/DNA_molecular_structure%2C_showing_individual_nucleotides_and_bonds.jpg/422px-DNA_molecular_structure%2C_showing_individual_nucleotides_and_bonds.jpg

Description English: Simple diagram of double-stranded DNA

Date 16 January 2008

Source Own work

Author Forluvoft

English (original)

 

 

https://commons.wikimedia.org/wiki/File:DNA_simple2-te.svg

https://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/DNA_simple2.svg/272px-DNA_simple2.svg.png

https://commons.wikimedia.org/wiki/File:DNA_molecular_structure,_showing_individual_nucleotides_and_bonds.jpg

Description English: Diagram shows nucleotides bound together, forming a sugar-phosphate backbone. A double stranded DNA molecule is shown, with hydrogen bonds shown to link the bases of both backbones in the middle.

Date 16 April 2020

Source Own work

Author Francescakb

 

 

https://upload.wikimedia.org/wikipedia/commons/thumb/2/2c/DNA-fragment-3D-vdW.png/544px-DNA-fragment-3D-vdW.png

https://upload.wikimedia.org/wikipedia/commons/thumb/2/2c/DNA-fragment-3D-vdW.png/544px-DNA-fragment-3D-vdW.png

English

DNA molecule depicted as a space-filling model

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