transcriptional silencing
(Science: molecular biology) mechanism of transcriptional control where dNA is bundled into heterochromatin in order to make it permanently inaccessible for future transcription.
Effectively, this allows for memory in the determination of cell fate in developing organisms. In drosophila, homeotic genes are silenced by members of the polycomb group of genes.
Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
Plants are characterized by having alternation of generations in their life cycles. This tutorial is a review of plant m..
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