Nurturing Life Sciences
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#XL - T Zoology
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#XL - Q Biochemistry
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#XL - R Botany
III. Vascular plants (pteridophyta)
EVOLUTION OF ROOTS
Instead of the rhizoids seen in bryophytes, roots evolved in the sporophytes of almost all vascular plants
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Ronald A. Fisher, John B. S. Haldane and Sewall Wright- which showed that mutation and natural selection together cause adaptive evolution.