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NTA Abhyas NEET2020BotanyCell - The Unit of LifePractice

Which of the following is not present in the stroma of chloroplast?

Options

  1. ADouble stranded circular DNA
  2. B70S ribosome
  3. C80S ribosomes
  4. DEnzymes required for dark reaction

Correct answer

C. 80S ribosomes

Step-by-step solution

The stroma of chloroplast consists of double-stranded DNA, ribosomes of 70S type (smaller than cytoplasmic ribosomes which are 80S) and all enzymes for the dark reaction or Calvin cycle of photosynthesis.

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