In case of fin bud which of the ectodermal region promotes fin ray development?

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#Question id: 15214

#Unit 13. Methods in Biology

Gels of 15% polyacrylamide are useful for separating proteins in the range Mr = 100,000 to 10,000,  while a 7.5% gel are used to separate 

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#Question id: 10784

#Unit 6. System Physiology – Plant

The precursor of phenolic compound is___

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#Question id: 28320

#Unit 5. Developmental Biology

During mammalian fertilization, which of the following function has been done by Slow block to polyspermy ?

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#Question id: 29080

#Unit 10. Ecological Principles

Invasive species are less impacted by enemies than native species. An explanation for the better growth and propagation of invasive species in comparison to their native counterparts is provided by which one of the following hypotheses?

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#Question id: 610

#Unit 1. Molecules and their Interaction Relevant to Biology

Protein A has four identical subunits, each of which binds one molecule of ligand Y. The binding of one molecule of Y to one of the subunits induces a conformational change in neighboring subunits that enhances the binding of additional units of Y. This is an example of________.