In a horse race the odds in favour of four horses H1, H2, H3, H4 are 1 : 3, 1 : 4, 1 : 5; 1 : 6 respectively not more than one wins at a time. Then the chance that one of them wins is

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#Question id: 12332

#Unit 10. Ecological Principles

With a few exceptions, most of the food chains studied by ecologists have a maximum of how many links?

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#Question id: 31064

#Unit 2. Cellular Organization

Cyclin-dependent kinases belongs to which of the following family of kinases?

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#Question id: 1605

#Unit 4. Cell Communication and Cell Signaling

inhibition of class I presentation,

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#Question id: 23695

#Unit 13. Methods in Biology

Yeast artificial chromosomes contain which of the following elements?

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#Question id: 1240

#Unit 4. Cell Communication and Cell Signaling

Pull-down assays using proteins that ONLY bind to the GTP-bound version of the small G-protein can be used to detect when small G proteins like Rac1 have been activated by various growth factors.  You were given two lysates, one having been treated with platelet-derived growth factor (PDGF) and the other not treated with PDGF. This method is similar to performing co-IPs, so based on that knowledge, which of the following steps is erroneous?