Anomalous secondary growth

Several dicotyledons show secondary growth that is different from normal  secondary growth. The deviating methods of secondary thickening are called  abnormal or anomalous secondary growth. 

e.g., Bougainvillea (Dicot)

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#Id: 10004

#XL - T Zoology

Indian hedgehog is expressed in the gut and cartilage and is important in postnatal bone growth

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#Id: 10005

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Sonic hedgehog is responsible for assuring that motor neurons come only from the ventral portion of the neural tube & essential for normal patterning of the limbs

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#Id: 10006

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Hedgehog protein with autoproteolytic activity that cleaves off the C-terminus to reveal a signal sequence that marks the protein for secretion.

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#Id: 10007

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TLS Online TPP Program

#Id: 10008

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The freed C-terminal is not involved in signaling and is often degraded, whereas the N-terminal becomes the active Hedgehog protein intended for secretion

TLS Online TPP Program

#Id: 10009

#XL - T Zoology

Secretion requires the addition of cholesterol and palmitic acid to the Hedgehog protein