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Is the giraffe's long neck an example of camouflage or adaptation?
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1. Introduction to Biology
Natural Selection and Evolution
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Which of the following statements is NOT true about the process of natural selection?
A
Natural selection requires genetic variation within a population.
B
Natural selection leads to the survival of the fittest individuals.
C
Natural selection can result in the adaptation of species to their environment.
D
Natural selection always results in increased complexity of organisms.
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Understand the concept of natural selection: Natural selection is a process where organisms better adapted to their environment tend to survive and produce more offspring. It is a key mechanism of evolution.
Identify the requirements for natural selection: It requires genetic variation within a population, as different traits can lead to different survival and reproduction rates.
Recognize the outcomes of natural selection: It can lead to adaptation, where species become better suited to their environment over time.
Evaluate the statement about 'survival of the fittest': This phrase often refers to the idea that individuals with advantageous traits are more likely to survive and reproduce.
Analyze the statement about increased complexity: Natural selection does not always result in increased complexity. It can lead to simplification or specialization depending on environmental pressures.
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