In mammalian cell, second slow block to polyspermy comes from___

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#Question id: 7168

#Unit 5. Developmental Biology

Which one of the following signaling pathways will best support the mediolateral intercalation in the formation of the primitive streak in chick?

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#Question id: 10596

#Unit 10. Ecological Principles

In a experimental population the birth rate is 18 per 1000 and death rate is 14 per 1000. Size of population is 10,000 at time t then what will be size of population at time t+1?

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#Question id: 33242

#Unit 1. Molecules and their Interaction Relevant to Biology

Reactants must come together with the proper spatial relationship for a reaction to occur in the active site of enzymes called as

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#Question id: 19809

#Unit 12. Applied Biology

For virus resistance many transgenic plants are produced by using which gene along with strong promoter?

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#Question id: 15273

#Unit 13. Methods in Biology

In RNA isolation, for protein free solution what will be the ratio at  nm