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Q.
Which of the following is not present in the stroma of chloroplast?
NTA AbhyasNTA Abhyas 2020Cell : The Unit of Life
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.