________ plays an important role in storing the energy needed for the unwinding of DNA during replication, recombination, repair and transcription.

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#Question id: 15956

#Unit 12. Applied Biology

Transplantation of foreign chloroplasts into crop plants with inefficient photosynthetic system applied by

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#Question id: 10397

#Unit 6. System Physiology – Plant

Both VLFRs and LFRs depends on law of reciprocity that is, the magnitude of the response is dependent on the

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#Question id: 11970

#Unit 7. System Physiology – Animal

Why do the cells of the digestive system secrete proteolytic enzymes, such as pepsin, in their inactive forms?

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#Question id: 10412

#Unit 6. System Physiology – Plant

Red and far-red lights are perceived by plants through various photoreceptors including phytochromes. The red/far-red reversibility of seed germination was due to the-

a) photoreversibility of phytochrome

b) presence of red and far-red light at different fluence rate

c) Conversion of Pr to Pfr form through the effect of red light

d) equal proportion of red and far red light at same fluence rate

Which of the following combinations is correct?

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#Question id: 24638

#Unit 2. Cellular Organization

The type I topoisomerase reaction The ends are ligated by a second nucleophilic attack which can be inhibited by