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# Acknowledgements

Except for third party materials and otherwise stated (see terms and conditions), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence.

Course image: Umberto Salvagnin in Flickr made available under Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence.

The material acknowledged below is Proprietary, used under licence and not subject to Creative Commons licence. See terms and conditions. Grateful acknowledgement is made to the following:

Figures

Figure 2b: Dr Gopal Murti/Science Photo Library;

Figure 3: Courtesy of Heather Davies, Department of Life, Health and Chemical Sciences, Open University;

Figure 10: Dr Torsten Wittmann/Science Photo Library;

Figure 11a, 17a, 19a and 22a: Courtesy of Professor Michael Stewart, Department of Life, Health and Chemical Sciences, Open University;

Figure 12: Adapted from Purves, W.K. et al. (1998) Life, the Science of Biology, 5th edn, Sinauer Associates Inc;

Figure 14: Dr Richard Kessel and Dr Gene Shih, Visuals Unlimited/Science Photo Library;

Figure 16: Photo printed with permission from O. L. Miller, B. A. Hamkalo and C. A. Thomas Jr;

Figure 21a: CNRI/ Science Photo Library;

Figure 21b: Dr Don Fawcett/Science Photo Library;

Figure 22c: Dr Gopal Murti/Science Photo Library;

Figure 24: Courtesy of Jill Saffrey, Department of Life, Health and Chemical Sciences, Open University.

Every effort has been made to contact copyright holders. If any have been inadvertently overlooked the publishers will be pleased to make the necessary arrangements at the first opportunity.

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Except for third party materials and otherwise, this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence, full copyright detail can be found in the acknowledgements section. Please see full copyright statement for details.