Many plants release a specific bouquet of volatile organic compounds when attacked by insect herbivores. These volatiles can consist of compounds from all major pathways for secondary metabolites including terpenoids (mono- and sesquiterpenes), alkaloids (indole), and phenylpropanes (methyl salicylate), as well as green-leaf volatiles. 

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#Id: 2468

#Unit 13. Methods in Biology

Phenomenon of Smiling Effect is largely applicable in Gel Electrophoresis &  PAGE

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#Id: 5792

#Unit 7. System Physiology – Animal

When the peroxidase system is blocked or when it is hereditarily absent from the cells, the rate of formation of thyroid hormones falls to zero

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#Id: 10422

#Unit 4. Cell Communication and Cell Signaling

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#Id: 8233

#Unit 10. Ecological Principles

Populations of any species can grow at an incredibly rapid rate, given the right conditions.

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#Id: 1026

#Unit 5. Developmental Biology

Neural plate formation follow the principle of development:  often the signals promoting the specification of one cell type also block the specification of an alternative cell type.