The propagule pressure hypothesis suggests invasives produce more progeny than some native species.

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#Id: 8560

#Unit 1. Molecules and their Interaction Relevant to Biology

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#Id: 6706

#Unit 3. Fundamental Processes

There are two classes of snoRNPs involved in rRNA processing in nucleolus.  The box H/ACA snoRNPs are involved in pseudouridylylation, and box C/D snoRNPs function in 2-O-methylations.

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#Id: 10374

#Unit 4. Cell Communication and Cell Signaling

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#Id: 6090

#Unit 10. Ecological Principles

Sundaland

The Sundaland was declared as a World Biosphere Reserve by the United Nations. This region is famous for its rich terrestrial and marine ecosystem. Sundaland is one of the biologically richest hotspots in India which comprises 25,000 species of vascular plants, of which 15,000 are found only in this region.

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#Id: 2513

#Unit 13. Methods in Biology

Larger fragment DNA are isolated by using agarose gel while shorter fragment are separated by 3.5% polyacrylamide gels are used to separate DNA in the range 80–1000 nt and 12% gels to resolve fragments of between 20 and 100 nt.