GCSE Biology

ISBN: 0719586151

Author: Mackean, D. G.

Condition: New

The third edition of this comprehensive texbook has been written to reflect developments in the specifications for GSCE Science; the biology section of GCSE Science Double Award and equivalent examinations. Amendments have been made to the text and illustrations. In there is additional information on topics such as clinical trials, B and T lymphocytes, infertility, performance-enhancing hormones, fluoridation of water supplies, impact of hunting and over-fishing, global warming, biofuels and global travel and disease; an additional chapter on applied genetics draws together and expands the information on selective breeding, genetic engineering, cloning, genetic fingerprinting and the Human Genome Project; an additional chapter on conservation covers extinction, conservation of species, conservation of genes; conservation of habitats and conservation of resources; a revised chapter on ecosystems includes information on adaptations and factors which affect communities; examination questions have been updated using past papers; there is an additional chapter on the development of biological ideas and the principal contributions to these ideas from Galen, to Watson and Crick; and a final chapter on observation and experiment which looks at the type of questions that can be investigated scientifically and the nature of the evidence.

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