ICSE Class X Biology 2015 Solved Papers

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In a homozygous plant round seeds (R) are dominant over wrinkled seeds (r) :
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Question : 86
Total: 98
Briefly explain the term 'Mutation'.
Solution:  
Mutation : Mutation is a sudden change in one or more genes which changes the hereditary materials of a cell and results in changes the character of an organism.
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