III. Vascular plants  (pteridophyta)

EVOLUTION OF LEAVES

spore-bearing leaves called sporophylls

In terms of size and complexity, leaves can be classified as either microphylls or megaphylls

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#XL - Q Biochemistry

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#XL - T Zoology

Selection coefficient

A related variable is the selection coefficient (s), which is the relative intensity of selection against a  genotype

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Frizzled paired with Ror and Ror receptor complex phosphorylates Disheveled

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#XL - R Botany

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#Id: 8021

#XL - T Zoology