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Why does the Moon lack a true atmosphere?
Population Size
The total number of individuals within a defined area at a given time.
Molecular Phylogenetic Studies
Investigations that use molecular data, such as DNA sequences, to infer the evolutionary relationships among species.
Human Genetic Diversity
The variation in genetic makeup among individuals within the human species.
Monophyletic Group
A set of organisms that consists of all the descendants of a common ancestor.
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