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Which of the following taxonomic categories includes the LEAST number of species?

  1. A
    Phylum
  2. B
    Class
  3. C
    Genus
  4. D
    Species

Solution & Step-by-step Explanation

The question asks which rank contains the smallest "population" or variety of distinct species types.A Phylum contains many classes.A Class contains many orders.A Genus contains several species.A Species is the fundamental unit; it contains only one type of organism (the members of that specific species). Thus, it represents the smallest/least number of distinct species entities.

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Which of the following taxonomic categories includes the LEAST number of species?
A
Phylum
B
Class
C
Genus
D
Species

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Taxonomic HierarchySpecies

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