Histamines trigger dilation of nearby blood vessels, and increase in their permeability. Which of the signs of inflammation are therefore associated with histamine release?

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#Question id: 37890

#Plant Biotechnology

In which plant were the TED genes (TED2, TED3, TED4) identified as being expressed during the redifferentiation of mesophyll cells into tracheary elements?

TLS Online TPP Program

#Question id: 37891

#Plant Biotechnology

In the context of vascular tissue differentiation in vitro, which of the following sucrose concentrations is correctly matched with the type of tissue it predominantly induces? 

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#Question id: 37892

#Plant Biotechnology

Which of the following statements regarding the molecular basis of tracheary element differentiation is CORRECT? 

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#Question id: 37893

#Plant Biotechnology

Tracheary element differentiation is considered an irreversible process. What is the primary cytological reason for this? 

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#Question id: 37894

#Plant Biotechnology

Match the term with the correct definition regarding cell regeneration pathways:

List I (Process)	List II (Description)
A. Organogenesis	1. Direct formation of embryos from somatic cells
B. Somatic Embryogenesis	2. Dedifferentiation → callus → redifferentiation → organs
C. Proliferative Cycle	3. Daughter cells are copies of mother, differentiate without division
D. Quantal Cycle	4. Daughter cells differ from mother, less likely to differentiate

TLS Online TPP Program

#Question id: 37895

#Plant Biotechnology

Which of the following is identified as the "principal limiting factor" for vascular differentiation in tissue culture?