Natural selection can only occur because of a variety in a population. Natural selection refers to environmental factors that affect a population and causes some of the population to have more surviving offspring than others. An example is a giraffe with a longer neck will be more likely to survive and reproduce (as it can gather more food from taller trees)
Answer:
Natural Language Processing
Explanation:
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brenn~
The physical characteristics of an organism is its phenotype. I remember this because phenotype and physical both start with 'ph.'
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