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The Living World — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYThe Living World3 Marks
Question
What is the difference between two stages of metabolism?
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Answer

Metabolism is an another characteristic and defining feature of all living things. All living organisms are made of chemicals which are constantly being formed or changed into some other biomolecules.
The important differences between anabolism and catabolism are:
 
Anabolism
Catabolism
i.
It is the sum total of constructive processes.
it is the sum total of destructive processes.
ii.
Complex substances are formed from simpler ones.
Simpler substances are formed from complex ones.
iii.
Energy is stored.
Energy is released.
iv.
Anabolism is required for growth and maintenance.
Catabolism is required for performance of activities.
 

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