Fewpal
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Which of the following is NOT a component of the theory of natural selection when Darwin proposed his theory ? 

(a) Heritable variations allow some individuals to compete more successfully for resources. 

(b) Selective pressure allows some individuals in a population to reproduce more than others. 

(c) All new variations in a given population arise from spontaneous mutation in genes. 

(d) Some new variations are passed on to the next generation.

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Correct option: (c) All new variations in a given population arise from spontaneous mutation in genes.

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