In prokaryotes, DNA replication begins at a single site that is rich in AT nucleotide sequence, where two strands unwind and separate. This ATP dependent process catalyzed by a protein

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#Question id: 24512

#Unit 10. Ecological Principles

which parasites are involve to changes in the behaviour of host and making that host more susceptible to being eaten by a second host ?

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#Question id: 12717

#Unit 6. System Physiology – Plant

During drought /salinity and cold tolerance performing Signal perception via signal transduction pathway in 

(1) ABA-dependent and   (2) ABA-independent manner and activating various transcriptional factor such as

a) MYC/MYB

b) ABRE

c) DREB1/DREB2

d) NAC

e) CRT

f) bZIP

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#Question id: 1801

#Unit 4. Cell Communication and Cell Signaling

Which of the following is the earliest site of hematopoiesis in the embryo?

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#Question id: 11087

#Unit 7. System Physiology – Animal

Which of the following oxygen-hemoglobin dissociation curves corresponds to normal blood (red line) and blood containing carbon monoxide (green line)?

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#Question id: 18803

#Unit 13. Methods in Biology

Carboxyfluorescein succinimidyl ester (CFSE)is non-toxic to cells hence retained till many cycles in CFSE labeling amount of fluorescence emitted is cut in half each time the cell divides, after labelling the following graph is obtained 

 

In this graph