Class 11 · Respiration in Plants

Cellular Respiration Across All Organisms — NEET Biology

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All of us breathe to live, but why is breathing so essential to life? What happens when we breathe? Also, do all living organisms, including plants and microbes, breathe? If so, how?

NCERT Biology · Class 11 · Chapter 12 · Paragraph 1
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Which of the following statements correctly describe why glycolysis is considered a universal pathway? S1: Glycolysis is the only pathway capable of generating ATP in multicellular organisms. S2: It is present in the cytoplasm of all known living organisms, including prokaryotes and eukaryotes. S3: The enzymatic machinery for partial oxidation of glucose without oxygen is retained by all living organisms. S4: In anaerobic organisms, glycolysis is the sole process involved in the breakdown of glucose for energy. S5: It is the exclusive source of NADH + H+ production in both aerobic and anaerobic respiration.

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