EVOLUTION
EVOLUTION OF A POPULATION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Species
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Populations
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Communites
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Ecosystems
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Detailed explanation-1: -Individual organisms don’t evolve. Populations evolve. Because individuals in a population vary, some in the population are better able to survive and reproduce given a particular set of environmental conditions.
Detailed explanation-2: -Individual organisms do not evolve, they retain the same genes throughout their life. When a population is evolving, the ratio of different genetic types is changing–each individual organism within a population does not change.
Detailed explanation-3: -Evolution itself is a term that describes populations changing over time. As Remi. b pointed out, if you take evolution to be genetic changes in a population over time, then it doesn’t make sense for an individual to evolve. Evolution can only occur as genetic changes are inherited from parents to their offspring.