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Question

Which among the following is known as photosynthetic unit?

A
Glyoxysome
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B
Spherosome
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C
Microsome
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D
Quantasome
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Solution

The correct option is D Quantasome
  • Quantasome term refers to the functional unit of light reaction during photosynthetic activity. The quantasome is embedded in the thylakoid membrane and trap light quanta for carrying out the light reaction.
  • Spherosome is an organelle found in plant cells that synthesize and stores lipids.
  • Glyoxysomes are specialized peroxisomes found in fat-storing germinating seeds and also in some filamentous fungi.
  • Microsomes are obtained by centrifugation of homogenized cells containing fragments of ER with ribosomes attached to them.
Thus, the correct answer is option D.

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