Transcription of C 9 BIOMOLECULES - NCERT
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C 9 BIOMOLECULES - NCERT
142 BIOLOGYT here is a wide diversity in living organisms in our biosphere. Now aquestion that arises in our minds is: Are all living organisms made of thesame chemicals, , elements and compounds? You have learnt inchemistry how elemental analysis is performed. If we perform such ananalysis on a plant tissue, animal tissue or a microbial paste, we obtain alist of elements like carbon, hydrogen, oxygen and several others andtheir respective content per unit mass of a living tissue. If the same analysisis performed on a piece of earth s crust as an example of non-living matter,we obtain a similar list.
TABLE 9.2 A List of Representative Inorganic Constituents of Living Tissues the kind of organic (Figure 9.1) and inorganic constituents (Table 9.2) present in living tissues. From a chemistry point of view, one can identify functional groups like …
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