The various taxonomic levels (namely, genera, classes, etc.)of the hierarchical classification system differ from each other on the basis of
A) how widely the organisms assigned to each are distributed throughout the environment.
B) their inclusiveness.
C) the relative genome sizes of the organisms assigned to each.
D) morphological characters that are applicable to all organisms.

Question

Quizplus · Accepted Answer

The taxonomic levels differ from each other based on their inclusiveness, meaning how many different types of organisms are included within each level. For example, a genus is less inclusive than a family, which is less inclusive than an order, and so on.

A, C, and D are not correct because they do not accurately describe how taxonomic levels are differentiated from one another.

The Various Taxonomic Levels (Namely, Genera, Classes, Etc