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This free course includes adapted extracts from an Open University course which is no longer available to new students. If you found this interesting you could explore more free Biology courses or view the range of currently available OU Biology courses.
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©2017. All rights reserved. The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302). The Open University is authorised and regulated by the Financial Conduct Authority in relation to its secondary activity of credit broking.