Identify the correct statement from the given | vedclass

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(A) $1$. Fitness is defined as the reproductive success of an organism,which is the end result of its ability to adapt and be selected by nature. Thus

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Fitness is the end result of the ability to adapt and get selected by nature.

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(A) $1$. Fitness is defined as the reproductive success of an organism,which is the end result of its ability to adapt and be selected by nature. Thus,option $A$ is correct.$2$. All mammals,including whales and camels,possess seven cervical vertebrae. Therefore,option $B$ is incorrect.$3$. Mutations are random and non-directional,not directional. Therefore,option $C$ is incorrect.$4$. According to Darwin,variations are small and directional (in the sense of accumulation),but the theory specifically emphasizes that variations are small and random,not strictly directional in the modern sense. However,option $A$ is the most scientifically accurate statement regarding evolutionary biology.

Identify the correct statement from the given options.

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