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#Question id: 18894


Which of the following is used in electron microscope?

#Unit 13. Methods in Biology
  1. electron beams
  2. magnetic fields
  3. light waves
  4. electron beams and magnetic fields

Answer:- Option(s): 4


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#Question id: 10129

#Unit 6. System Physiology – Plant

Oxidation of water to form molecular oxygen is very difficult: The photosynthetic oxygen-evolving complex is the only known biochemical system that carries out this reaction which essential cofactor are involved in the water-oxidizing process?

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#Question id: 2936

#Unit 2. Cellular Organization

The stable attachment of sister kinetochores to microtubules emanating from opposite spindle poles is called:

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#Question id: 18895

#Unit 13. Methods in Biology

Degree of scattering in transmission electron microscope is a function of

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#Question id: 11198

#Unit 7. System Physiology – Animal

The "undershoot" phase of hyperpolarization is due to ________.

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#Question id: 7758

#Unit 6. System Physiology – Plant

Chlorophyll is tightly bound in complexes with proteins. During senescence these chlorophyll–protein complexes must be dismantled to allow the apoproteins to be recycled by___

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