Acknowledgements

The content acknowledged below is Proprietary (see terms and conditions [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] ) and is used under licence.

Course image: Zappys Technology Solutions in Flickr made available under Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence.

Grateful acknowledgement is made to the following sources for permission to reproduce material within this course.

Figures 1, 2 Institute of Cancer Studies, University of Birmingham;

Figure 10 Science Photo Library;

Figure 12 From Flies and Disease, Vol. 1, 1971, by Bernard Greenberg, published by Princeton University Press, 1971. F. Gregor, artist;

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