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1]which one of thisis the twin characteristics of growth?explain why it is the twin charecteristics of growth?

a]Anabolism and catabolism b]Respiration and photosynthesis

c]Increase in body mass and increase in number of individuals

d]Mitosis and meiosis e]Matter and energy

 c] Increase in boby mass and no of ind

This is because growth rerfers to increase in mass of a body and inc in cells. And because of this reason only growth is not a defining property of living organism, because if inc in mass is criteria for groeth then non living matetial also grow.

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(c) increase in mass and increase in number of individuals are twin characteristics
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C Increase in mass and no of Ind. You can refer to page no 3 of class 11 ncert book
the last line states that increase in mass and no of Ind are the twin characters 
of growth.☺☺😛😛
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Answer C
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Increasing no.of body mass and increasing the no. Of individuals These are the twin charaters of living organisms because living organisms do grow and non living organisms also grow but tge growth takes place outside ,where as living organism grow by inside.
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As we know that growth can only occur when the number increases ,which result in increase in mass so we can say that "Increase in mass and increase in number of individual are twin characters of growth."
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