New Biology # 18 – Penguin Books – M. L. Johnson, Michael Abercrombie, G. E. Fogg

Small size softcover; as pictured; good condition. Contains the following:

• Biology of Old Age
• Population Genetics
• Nitrogen Fixation
• Resistance of Mammals and their Tissues to Low Temperatures
• Famous Plants – 6 – The Mushroom
• British Water Lilies
• Hormone Action in Insect Metamorphosis

Good condition softcover booklet.

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