Growth:
- Growth is regarded as one of the most fundamental and conspicuous characteristics of a living being.
- Growth can be defined as an irreversible permanent increase in the size of an organ or its parts or even of an individual cell.
- Growth is accompanied by metabolic processes (both anabolic and catabolic), that occur at the expense of energy.
- Therefore, for example, expansion of a leaf is growth.
- Plants display indefinite growth.
- On the other hand, animals show uniform and fixed growth.
Hence, the correct answer is option b
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