Which component of the compound microscope aids in the collecting and focussing of light rays on the material to be examined?

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#Question id: 10422

#Unit 6. System Physiology – Plant

Arabidopsis contains five genes encoding phytochromes, PHYA–PHYE, four of the five phytochromes appear mostly light-stable in the plant and function primarily in the regulation of LFRs and of shade avoidance involving changes in the R:FR ratio.

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#Question id: 6973

#Unit 5. Developmental Biology

Which of the following cells would be considered differentiated?

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#Question id: 783

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the statements below is FALSE?

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#Question id: 23927

#General Aptitude

In an idealized Magneto hydrodynamic power plant, the maximum power output varies with fuel velocity (u) as:

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#Question id: 3036

#Unit 2. Cellular Organization

During which phase would penicillin, an antibiotic that inhibits cell-wall synthesis, be most effective?